6Pcs 3 Sizes Cup Turner Foam Tumbler Inserts for 3/4 Inch PVC Pipe Tumbler Inserts Fit 10 Oz to 40 O

High-quality materials: Our products are made of high-quality memory foam materials, soft to the contact, good elasticity, not easy to break or deform, soft enough to fit a of cup shapes, and can be used for a long time, giving you a safe and reliable experience.Appropriate friction: Grab and fix the cup from the inside to keep the cup stable, easy to adjust the position of the cup, and bring you more convenience.Suitable for 3\/4 inch (about 1.9 cm) PVC pipe: This cup blender foam can work well with 3\/4 inch (about 1.9 cm) PVC pipe, which means your PVC pipe should be 0.84 inches in diameter ( (About 2.13 cm); the diameter of the foam center hole is 0.75 inches (about 0.75 cm) \/ 0.75 inches (about 1.9 cm); the diameter of the foam center hole should be smaller than the diameter of the PVC pipe to keep the PVC pipe tight.Specially designed for the cup machine: just DIY your own glass cup to protect your cup from slipping, and fix the cup on the PVC tube of the cup machine; please make sure the size of the cup opening, and always use a larger cup Slightly larger , not small .Colour: blackMaterial: spongeSize: 110x75x19mm\/120x90x19mm\/120x80x19mmPackage Contents:2 * 3.54 Inches\/ 9 cm diameters tumbler foams2 * 3.15 Inches\/ 8 cm diameters tumbler foams2 * 2.95 Inches\/ 7.5 cm diameters tumbler foamsOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.