{"product_id":"2-5-18mm-u-m-color-illusion-flower-bowl-made-in-usa","title":"2.5\" 18mm U\u0026M Color Illusion Flower Bowl - Made in USA","description":"\u003cdiv id=\"pdp-reassurance-bar\" style=\"display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:8px;margin:0 0 20px 0;padding:12px 14px;background:#f0faf8;border:1px solid #027368;border-radius:8px;font-size:13px;color:#1a1a1a;text-align:center;\"\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-weight:600;color:#027368;\"\u003eFree U.S. shipping\u003c\/span\u003e over $50\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-weight:600;color:#027368;\"\u003eShips from Washington\u003c\/span\u003e in 1-2 days\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cspan style=\"font-weight:600;color:#027368;\"\u003e30-day returns\u003c\/span\u003e on unused items\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2\u003e2.5\" 18mm Color Illusion Flower Bowl, Made in USA\u003c\/h2\u003e\n\u003cp\u003eThe fitment comes first on this one. It is cut for an 18mm joint, the larger of the two joint sizes you will meet on a water pipe, so it will not seat in a smaller joint no matter how gently you push.\u003c\/p\u003e\n\n\u003csection id=\"product-at-a-glance\"\u003e\n\u003ch2\u003eSpecs Up Front\u003c\/h2\u003e\n\u003cp\u003eAn American-made glass flower bowl with an 18mm joint, 2.5\" long, in a color illusion finish. Three colors were offered and all three are currently sold out.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eJoint size:\u003c\/strong\u003e 18mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Glass\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength:\u003c\/strong\u003e 2.5\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Color illusion\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOrigin:\u003c\/strong\u003e Made in USA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColors:\u003c\/strong\u003e Blue, Green, Yellow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping weight:\u003c\/strong\u003e 6.0 ounces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAvailability:\u003c\/strong\u003e Out of stock\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\n\u003cp\u003eJoint size is the single most common ordering mistake we see on bowls. The joint is the tapered ground glass connection where the bowl meets the piece, and it comes in a small standard and a large standard. This bowl is the large one at 18mm. If the bowl currently in your water pipe looks chunky and wide at the base, that is the size you are running.\u003c\/p\u003e\n\n\u003cp\u003eThe quickest test costs nothing: pull your current bowl and set it next to a dime. A dime is roughly the width of the smaller joint standard. Anything visibly wider than that coin at the ground section is the 18mm class, and this bowl belongs in it.\u003c\/p\u003e\n\n\u003cp\u003eBeyond fitment, the appeal is the finish. A color illusion treatment shifts what you see as the light and the angle change, so the bowl reads differently across a room than it does in your hand. It is made in the USA, which is the kind of thing that tends to matter to people who have handled a lot of imported glass.\u003c\/p\u003e\n\n\u003ch2\u003ePoints in Its Favor\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eCorrect for larger joints.\u003c\/strong\u003e Plenty of bowls are made in the smaller size and comparatively few in 18mm, so anyone running a big joint knows the search is harder.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDomestic production.\u003c\/strong\u003e Made in USA is listed on this item, which is not something we can say about most bowls on the wall.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFinish that moves.\u003c\/strong\u003e The color illusion effect changes with the angle instead of sitting flat.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eThree shades.\u003c\/strong\u003e Blue, Green and Yellow, all on the same 2.5\" body.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eOne-piece glass.\u003c\/strong\u003e No hardware, no gasket, nothing to replace over time.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eAttribute\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFamily\u003c\/td\u003e\n\u003ctd\u003eFlower bowl\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eJoint size\u003c\/td\u003e\n\u003ctd\u003e18mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaterial\u003c\/td\u003e\n\u003ctd\u003eGlass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLength\u003c\/td\u003e\n\u003ctd\u003e2.5\"\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eMade in USA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eColor options\u003c\/td\u003e\n\u003ctd\u003eBlue, Green, Yellow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eUse\u003c\/td\u003e\n\u003ctd\u003eFlower smoking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShipping weight\u003c\/td\u003e\n\u003ctd\u003e6.0 ounces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStock\u003c\/td\u003e\n\u003ctd\u003eNone available\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cdiv id=\"specs-recap\"\u003e\n\u003ch3\u003eReading the table back\u003c\/h3\u003e\n\u003cp\u003eThis is an American-made glass flower bowl for dry flower, 2.5\" long, built for an 18mm joint, sold in Blue, Green and Yellow, shipping at 6.0 ounces, and currently at zero units across all three colors. Joint gender and joint angle are not recorded in our data for this piece, so compare it to your existing bowl before ordering when it returns.\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch2\u003eWhy Buyers Look for It\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFills the harder-to-find 18mm joint size\u003c\/li\u003e\n\u003cli\u003eMade in USA, which is listed on the product itself\u003c\/li\u003e\n\u003cli\u003eColor illusion finish shifts with viewing angle\u003c\/li\u003e\n\u003cli\u003eThree shades to match different glass\u003c\/li\u003e\n\u003cli\u003eSingle piece of glass with nothing to wear out\u003c\/li\u003e\n\u003cli\u003e2.5\" body gives a handhold clear of the bowl rim\u003c\/li\u003e\n\u003cli\u003eCleans with a standard alcohol soak\u003c\/li\u003e\n\u003cli\u003eNeutral flavor, since glass absorbs nothing\u003c\/li\u003e\n\u003cli\u003eLight shipping weight at 6.0 ounces\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eGetting the Fit Right\u003c\/h2\u003e\n\u003cp\u003eTake your existing bowl out and look at the ground glass section. Wider is 18mm, narrower is the small standard. If you have an adapter in the piece, remember that the adapter changes the size your bowl needs to be, not the size printed on the water pipe.\u003c\/p\u003e\n\u003cp\u003eSeat the bowl with a light twist and no force. Ground glass grips ground glass, and a bowl driven in hard while warm can stick when it cools.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePro Tip:\u003c\/strong\u003e Take a photo of your joint next to a coin before you shop. It settles the size question in two seconds and it saves a return.\u003c\/p\u003e\n\n\u003ch2\u003eWho This Is For\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eOwners of larger water pipes.\u003c\/strong\u003e If your piece runs an 18mm joint, your options are thinner than everyone else's and this is one of them.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBuyers who care about origin.\u003c\/strong\u003e Made in USA is on the label here.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePeople who like a finish with movement.\u003c\/strong\u003e The color illusion look does something a plain colored bowl does not.\u003c\/p\u003e\n\n\u003ch2\u003eQuestions Before You Buy\u003c\/h2\u003e\n\u003ch3\u003eHow do I know if I need this size?\u003c\/h3\u003e\n\u003cp\u003eThis bowl fits an 18mm joint, the larger of the two common standards. Pull the bowl you own and compare its ground section to a dime; visibly wider than the coin means you are in this size class. If yours looks about the width of that coin, you need the smaller bowl instead.\u003c\/p\u003e\n\u003ch3\u003eCan I make it fit a smaller joint?\u003c\/h3\u003e\n\u003cp\u003eNot directly, but an adapter can bridge the gap. This is cut at 18mm, and forcing a mismatched joint chips both parts. If you want to run it in a piece with a smaller joint, buy the correct reducer and check that it seats cleanly before you load anything into the bowl.\u003c\/p\u003e\n\u003ch3\u003eWhat does color illusion mean here?\u003c\/h3\u003e\n\u003cp\u003eIt is a finish that shifts appearance as light and viewing angle change, rather than showing one flat color. This bowl was offered in Blue, Green and Yellow with that treatment. The effect is in the glass work itself, so cleaning and normal handling do not wear it away.\u003c\/p\u003e\n\u003ch3\u003eIs it really made in the USA?\u003c\/h3\u003e\n\u003cp\u003eMade in USA appears in this product's own listing, so that is what we pass along. It is one of the few bowls on our shelf carrying that designation. We do not have factory or workshop details beyond what the product data states, so we leave the rest of the story alone.\u003c\/p\u003e\n\u003ch3\u003eWhen will it be back?\u003c\/h3\u003e\n\u003cp\u003eAll three colors show zero inventory today, so there is nothing to ship. We keep the listing up so buyers hunting an 18mm bowl can see what the style looks like and ask about a restock. Message us and we will tell you what we are hearing about availability.\u003c\/p\u003e\n\u003ch3\u003eWhat does it weigh?\u003c\/h3\u003e\n\u003cp\u003eShipping weight is listed at 6.0 ounces with packaging, so the bowl by itself weighs less. At 2.5\" long it is a normal handheld size and adds no meaningful weight to the piece it sits in. That figure is what we can verify, so it is what we publish.\u003c\/p\u003e\n\u003ch3\u003eDoes it come with anything?\u003c\/h3\u003e\n\u003cp\u003eNo extras are listed with this bowl, so it arrives as the bowl alone. There is no screen, no adapter and no case in the box. If your setup needs a screen or a reducer to run an 18mm bowl, add those separately and check sizing at the same time.\u003c\/p\u003e\n\n\u003ch2\u003eCare and Maintenance\u003c\/h2\u003e\n\u003cp\u003eClean it before residue turns into a job. A short soak in isopropyl alcohol with coarse salt, a shake, and a warm rinse will clear a week of use. Dry it fully before the next pack so nothing tastes like alcohol.\u003c\/p\u003e\n\u003cp\u003eWipe the outside with a soft cloth so the finish stays sharp. If the airway clogs, a pipe cleaner run through gently is the safe tool.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWarning:\u003c\/strong\u003e Never seat a bowl in a joint by twisting hard, and never try to free a stuck bowl with heat. Warm one part while the other is cool and you set up the thermal stress that snaps ground glass at the joint.\u003c\/p\u003e\n\n\u003ch2\u003eBrowse Related\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/flower-bowls\"\u003eAll flower bowls\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/bongs-water-pipes\"\u003eWater pipes\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/flower-accessories\"\u003eFlower accessories\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/cleaning-supplies\"\u003eCleaning supplies\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/collections\/new-arrivals\"\u003eNew arrivals\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"What You Need","offers":[{"title":"Blue","offer_id":51728388587800,"sku":"U\u0026M 18MM ILLUSION FLOWER BOWL","price":12.15,"currency_code":"USD","in_stock":true},{"title":"Green","offer_id":51728388882712,"sku":"U\u0026M 18mm Illusion Flower Bowl-GRN","price":12.15,"currency_code":"USD","in_stock":true},{"title":"Yellow","offer_id":51728388915480,"sku":"U\u0026M 18mm Illusion Flower Bowl-YLW","price":12.15,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1171\/9050\/files\/U_M_18MM_ILLUSION_FLOWER_BOWL-dark-hero.png?v=1784345947","url":"https:\/\/oilslickpad.com\/products\/2-5-18mm-u-m-color-illusion-flower-bowl-made-in-usa","provider":"Oil Slick","version":"1.0","type":"link"}