Amazon.com : TAODAN 2pcs Camera Lens Cap Holder Keeper Buckle for Canon Nikon Sony Camera Lens Cap Cover 52mm 67mm 58mm : Electronics
Amazon.com : 5 Pcs Altura Photo Lens Cap Keeper, Camera Lens Cap Leash for DSRL & Mirrorless Lenses - Camera Lens Keeper/Lens Holder for Canon, Nikon, Sony, Sigma, Tamron & Others Camera