GREAT FOR SUBLIMATION: With sublimation coating, our 20 oz sublimation tumblers have brighter sublimation color. Add the pictures or design or logo to the sublimation tumbler 20 oz skinny straight and customize your special cup. Perfect for heat press or oven. STRAIGHT BODY: The sublimation blanks 20 oz skinny is completely straight (same diameter with top and bottom), not tapered. You can easily make a full wrap around the tumbler and make a perfect sublimation. INDIVIDUALLY BOXED: The 20 oz sublimation tumbler blanks are individually boxed. Gift-ready and delicated packaged . Also, we have provided extra accessories: 8 shrink film, 8 straws and 8 straw brushes. PREMIUM QUALITY: Made of 304 18/8 stainless steel, the sublimation skinny tumbler is highly durable and resistant to break and rust. With double walled vacuum insulation, the sublimation tumbler bulk can keep your beverages hot for 5 hours and keep cold for 12 hours. TWO WAYS TO SUBLIMATE: If you choose heat press machine to sublimate your tumblers, set temperature to 330 F for 30 seconds and rotate to the other side for 30 seconds . If you use oven, set emperature to 360 degrees F for 5-6 minutes.