Product Name : Suction Cup Divider Holder;Material : Plastic;Suction Cup Dia : 3.3cm / 1.2";Fit Glass Thickness : 5mm Size : 8.7 x 5.8 x 2.56cm / 3.4" x 2.3" x 1"(L*W*T);Color : White Net Weight : 63g You can easily divide your tank into several compartments with these divider holders. Use these divider holders for separations of different fish, for breeding and to prevent your fish to fight as well. Handy clips to divide a bigger fish tank into several compartment for breeding or separation Use with divider sheet thickness 5mm Package Content : 10 x Suction Cup Divider Holder Note:Light shooting 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 +/-1-3 cm.