Cup Turner Foam Set - 6-Piece Cup Turner Accessories for 12-25 oz Bottles and Tumblers - Compatible with 1/2 inch PVC Pipe Review

High Density - the cup turner foam is made of high density foam, more steadier than foam strip and foam football, snugly on the bearing ,keep your cup never drop.Water Bottles are not included. Suitable for 1/2" PVC pipe, and fit 12 17 18 25oz cola shaped water bottle,they will fit your hydroflasks with mouth open from 1.3” to 1.45”. Unique porous design - The porous design keeps the sponge elastic, making it easier to fit into the cup. Multi-point support, make sure your cup without tipping when you're creating. For 1/2" PVC Pipe --inside diameter is ~5/8 inch,outside diameter is 13/16 inch ,Please measure the size of your tube to ensure the correct size is selected. Due to the design requirements, the foam size is larger than the bottle mouth. Then it will catch your hydroflasks firmly.When using, please rotate the foam to screw into the bottle.if you have any problems with our foams, please do not hesitate to contact us.