Reclosable Fastener, Disc, Rubber Adhesive, 1-7/8 in, White, 450 PKMfr #: HLT167 INCLUDES: 450 individual loop dots (hook dots sold separately). Each dot measures 1 7 8 inches in diameter. MULTIPURPOSE: Great for classrooms, crafts, home and office applications such as hanging everything from signs, posters, displays, tools and more. CLOSURE: When the two sides are touched, hundreds of hooks and loops interlock to create a secure bond. When pulled apart, the hook straightens and easily releases from the loop.