20mm Size Band for : iT@ouch Sport 4 / Sport 3 / AIR 3 40MM Smartwatch 22mm Size Band for : iT@ouch AIR 5 Smartwatch 24mm Size Band for : IT@OUCH AIR 4 41mm / 46mm / Air 3 44mm Smartwatch Size Chart: Lamshaw slim lace silicone bands fit for 5.6 inch -7.1 inch(140mm-180mm) wrist. Our band has a variety of colors to choose Easy Installation:This band has smart watch lugs at both ends, which can be accurately and safely installed on the watch, simple and direct installation and one-click removal Newest Design:Lamshaw slim Elastic Silicone band with stylish narrow thin design, elegant hollowed out shaped makes your watch band more thinner, lighter and less bulky. The watch band adopted metal classic clasp, it is more security and stable 1