Uxcell 10-Piece Plastic Aquarium Glass Mounting Suction Cup Sucker, Clear Product Name : Aquarium Suction Cup; Color : Clear Material : Soft Plastic; Fit Tubing Max. Diameter : Big:20mm/0.7", Small:5mm/0.2" Cup Diameter : Big:40mm/1.5", Small:27mm/1.1"; Total Size : 40 x 40mm/1.5" x 1.5"(H*D) Weight : 35g Package : 10 Pcs x Aquarium Suction Cups