... size:20*150MM,20*180MM... Product name:Velcro fastener,Velcro cable tie,hooks&loops...features and usage:1 ... ) Velcro book strap is made of nylon.2) Self ... 20*150MM,20*180MM,25*280mm,30*300mm...5) Colors: Red, Orange, Blue, Green, White, Black, Gray, Brown etc ... dye, conform to the European environmental protection standards. Red Nylon Velcro Cable Tie with Logo