<b>Material</b> <br>Plastic <br><br><b>Dimension</b> <br>Fit Glass Thickness: 5mm/0.2" <br>Suction Cup Diameter: 3cm/1.2" <br><br><b>Package Content </b> <br>20pcs x Divider Sheet Holder <br><br><b>Product Function</b> <br>Handy clips to divide a bigger fish tank into several compartment for breeding or separation. <br><br><b>Risk Free Shopping</b> <br> Full refund is guaranteed if the item has any quality issue after receiving. <br><br><b>About Yohii</b> <br>Our goal is to provide you a satisfied and happy shopping. Please email us if our products or services have any problem. We will do our endeavor to resolve your issues.