Feature A Fully Adjustable Straps Reduce Strain During Long Outdoor Use, with Secured Lid, Rear Pocket, Harness Strap & Tether Straps A Stable Structure with 8mm PE Foam Padding Protects Binoculars from Shakes, Impacts, and Movement in the Field A All-Weather Performance Built from 600D/PVC Outer Shell & 210D Lining for Water Resistant, Durable Protection A Quick Top-Opening System Allows Instant One-Handed Access to Binoculars Without Disrupting Your Focus or Timing A Available in Two Sizes, Small at 160x;140x;70mm Fits 28-32mm Binoculars, Large at 170x;150x;80mm Fits 32-42mm Binoculars Specification Specification Details Material: 600D/PVC, 210D Lining, 8mm PE Foam, Std Webbing Color: Sand Length: 160 mm / 6.30 in & 170 mm / 6.69 in Height: 140 mm / 5.51 in & 150 mm / 5.91 in Width: 70 mm / 2.75 in & 80 mm / 3.15 in Net Weight: 111 g / 3.9 oz & 120 g / 4.2 oz Items in the Package: Chest Strap, Shoulder Strap