The Ascent Bivy is a simple, lightweight and super compact bivy sack. The waterproof/breathable laminated top fabric offers excellent breathability and moisture-control plus a waterproof, polyurethane coated ripstop nylon bottom. Perfect for any situation where you want to pack light and stay dry. - Waterproof/breathable fabric top and waterproof ripstop nylon bottom fabric - Factory-taped seams are completely waterproof - Facial ventilation system for better breathability - Contoured hood and comfortable roomy footbox - Includes a stuff sack - Waterproof/Breathable - Size: 93" x 34" x 26" (235 x 85 x 65 cm) - Total Weight: 1 lb (0.45 kgs)