Excellent Thermal & Cold Insulation: Thickened insulation lining with aluminum foil material, keeps food warm, cold and for hours, ideal for picnic, camping, lunch and grocery transport. Premium Waterproof Oxford Fabric: High-quality thick Oxford cloth exterior, wear-, scratch-proof and waterproof, easy to wipe clean, for long-term outdoor and daily use. Large Capacity Design: Spacious wide-open main compartment offers huge storage space, fits food, drinks, fruits, ice packs and picnic supplies, perfect for family outdoor activities and daily use. Leakproof & Multi-Functional: Sealed thermal lining prevents liquid leakage, versatile as lunch bag, picnic cooler, grocery bag and camping ice pack, suitable for indoor and outdoor use. Portable Handheld & Fashion Style: Comfortable sturdy hand straps for easy carrying, sleek classic design fits men and women, and easy to store when not in use.