The Trakker Specimen 1and 2 Man Armo Bivvy can be erected in less than 2 minutes Captive, rigid frame allows the Trakker Specimen 1and 2 Man Armo Bivvy to withstand extremely strong winds All seams are twin stitched to ensure a strong, watertight shelter Heavy duty 2 way zips Manufactured from finest top quality waterproof, durable material Model Code 1 Man FC-SPECARMO 2 Man FC-SPECARMO-2 1 Man Winter Wrap FC-SPEC-WINT-1 2 Man Winter Wrap FC-SPEC-WINT-2 Frame Support FC-CEZABUTT