Costa Del Mar Crampons yet packs down as small Size:24 oz. yet packs down as small as a Kefir lime 10 kg Width (Standard) 8 in 8 in Width (Metric) 20 cm 20 cm Length (Standard) 22 in 25 in Length (Metric) 56 cm 64 cm Binding type Paragon™ Paragon™ Gait Unisex average width Unisex average width Footwear size range (Standard) 6M 14M 6M 14M Footwear size range (Metric) 39 48 39 48 Load (Standard) Up to 180 lbs 120 220 lbs Load (Metric) Up to 80 kilos 54 100 kilos Load w tails (Standard) Up to 250 lbs Up to 280 lbs Load w tails (Metric) Up to 114 kilos Up to 127 kilos Frame material(s) 7075 T6 Aluminum 7075 T6 Aluminum Deck material(s) Polypropylene Polypropylene Country of Origin Made in the USA of US and Imported Parts Made in the USA of US and Imported Parts nonslip nose pads were designed to further customize your fit and help reduce fogging •Premium Polarized 580 Lenses*