Pieces Tumbler Inserts Accessories Tumblers Review

4 sizes in one package: you will get 2 pieces cup turner foams with a diameter of 2.95 inch/ 7.5 cm, 2 pieces cup turner foams with a diameter of 3.15 inch/ 8 cm, 2 pieces cup turner foams with a diameter of 3.54 inch/ 9 cm, and 2 pieces cup turner foams with a diameter of 3.94 inch/ 10 cm; Total 4 sizes, 8 pieces foams for you to choose. Quality material: our product is made of quality memory foam material, which is soft to touch and with nice resilience; Not easy to break and deform, can be applied for a long time, soft enough to fit many cup shapes, give you a safe and reliable experience. Ideal friction: good to catch hold of cup from inside that can keep your cup turning steady, easy to adjust their position in cup, which will bring much convenience to you. Suitable for 1/2 inch PVC pipe: this cup turner foam works with 1/2 inch PVC pipe nicely, which means your PVC pipe should be 0.84 inch/ 2.13 cm in diameter; The diameter of foam's center hole is 0.75 inch/ 1.9 cm; The diameter of foam's center hole should be slightly less than PVC pipe diameter to hold the PVC pipe tightly. Designed for cup turner machine: just DIY your own tumbler cups and protect your cup from slipping down, and attaches your cup to the PVC pipe of cup turner machine; Please make sure the size of your cup's opening mouth and always use the foam a little bigger then your cup, not a smaller one