Used only 1 time Features a roomy, insulated interior to keep things cold, and multiple exterior pockets for your essentials, even a 32oz Canteen! Versatile exterior straps are perfect for holding a yoga mat, beach towel, picnic blanket, or oversized jacket. Plus, the interior insulation is made from 100% recycled material for all-day cooling. Estelle's got your back no matter where you're headed or what you're transporting.