Sun Ninja Backpack Cooler - Insulated Leak Proof Beach Bag - 100% Waterproof Travel Picnic Backpacks for Men & Women - Keeps Drinks Cold for up to 48 Hours - Up to 36 Cans * Cold Beverages For 48 Hours: Enjoy your picnics and beach trips with perfectly chilled drinks, thanks to our premium insulation that keeps beverages cold for over 48 hours, ensuring refreshment anytime. * Fit Up To 36 Cans: Maximize your outdoor fun with a spacious back pack cooler that holds up to 36 cooldrink cans, providing ample room for all your beverages and snacks, perfect for families and friend groups. * Maximum Comfort: Carry your fully loaded cooler bags insulated for beach with ease using high-quality padded straps and a supportive backrest, designed to ensure ultimate comfort even during long outdoor adventures.