Replacement elastic and Velcro leg straps for the following Silky Saws: Zubat 240, 270, 300, 330, and 390; Sugoi 360 and 420; Ibuki 390; Kamisorime 375; Sugowaza 420; Tsurugi 200, 300, and 400. The straps are 24" long, 1.6" wide, and weigh .06 lb (27g).