At only 5.5 oz, the Escape Lite Bivvy offers peace of mind and incredible versatility in a small package. Utilizing the innovative SOL Escape material, the Escape Lite is highly wind and water resistant, highly abrasion and tear resistant, heat-reflective and breathable. Use the Escape Lite as a performance-enhancing sleeping bag liner, an ultra-lightweight summer bag or as a fail-safe emergency bivvy.