The Comal Tackle Weighted Round Snap-On Float is made from a durable, close textured foam standard that won't fill with water and sink, or break on rocks. In addition, it is equipped with a "double lock" feature that helps prevent slipping. SPECS: 3/4": 3 1": 3 1-1/4": 3 1-1/2": 2 DESIGN AND DETAILS: Durable, close textured foam standard Won't fill with water and sink, or break on rocks Less slipping with "double lock" feature