Material: Two-piece set includes breathable fine nylon mesh bag and leak-proof PEVA-lined wet pouch, fitted with secure zipper closures and portable carry tabs. Lightweight fabric folds into small 5×5 inch built-in pouches.Size: Single bag measures 18.9 × 15 inches. Compact folded shape takes minimal room inside luggage, backpacks and carry-on bags.Occasions: Separates damp swimwear and worn garments for gym, beach, camping and cruise trips; also stores seasonal apparel and footwear during short trips.Care: Rinse fully after holding damp items, then hang open to air dry. Avoid long exposure to intense heat to protect sealed waterproof seams and mesh structure.