Features Enter your model number to make sure this fits. New design improves connection between pad sleeve and bag providing a roomier sleeping space without adding bulk Description Product Description Big Agnes Classic Synthetic bags offer great value and high quality materials. Big Agnes Insotect Hotstream® insulation, with 100% recycled material, feels as warm and soft as down insulation. Whether you're looking for your ?rst bag or want to add a synthetic option to your gear quiver, campers of all levels will appreciate the versatility of these Big Agnes System bags. Made thermally efficient with A-FlexTM construction construction, you'll notice the total body insulation right away. Slip any rectangular 20" wide pad into our full pad sleeve design and you are ready to go