Watch Band Silicone Rubber&nbsp;Black Breathable Strap Waterproof Stainless Buckle 20 millimeters 20mm Silicone Rubber Watch Band Black with Heavy Stainless Steel Buckle Strap Features Hole Textured Design To Help Prevent Perspiration Under Band Band Length: Buckle Side: 3 1/4" Including Buckle and Hole Side: 4 3/4". Band Thickness 3mm Waterproof Replacement Strap is Ideal for Divers or Sport Watches Stainless Steel Spring Bars Included