Insulation & Waterproof: Well insulation could save battery power and improve cooling efficiency by preventing cold air from flowing away. Durable and Foldable: With its Oxford cloth outer layer, it's durable and Protect your portable refrigerator from scratches and dust. Expanded Bag for Accessories: One expanded Bag on its side, expand space for the accessories Great Ventilation: Hollowed design for positions of vents doesn't affect the ventilation. Attention: This insulated bag is ONLY suitable for SetPower RV45S Portable Refrigerator Dimensions (L*W*H): 29" x 16" x 19.69"