Description This product is a cylindrical sponge, made of sponge materials, safe, durable, and excellent in texture. It is mainly suitable for DIY cups. The excellent production technology makes it have good functionality and can help you save time, so you can have more time. Features -Color:Black -Material:Sponge -Size:12.00X9.00X9.00cm/4.72X3.54X3.54in(center size:1.9cm/0.74in) -Size:12.00X8.00X8.00cm/4.72X3.14X3.14in(center size:1.9cm/0.74in; 1.2cm/0.47in) -Size:11.00X7.50X7.50cm/4.32X2.95X2.95in(center size:1.9cm/0.74in) -These cylinder sponge includes different sizes cup turner sponge inserts, meeting your different needs. -Thesecup turner sponge inserts can hold the cup bigger than itself, thus can keep the cup firm and not easy to fall out. -These sponge insert is elastic, which is much stable, durable and reusable and easy to clean, can be used many times. -These sponge inserts can increase the friction to the cup to keep the cup firm and not easily to fall. -Not easy to break and deformation, can be used for a long time, soft enough to adapt to a variety of cup, to give you a safe and reliable experience. Package list: 4 x Sponges