✓ Waterproof Phone Case: Every dry bag including an IPX8 waterproof phone case (6.6 inch) as free gift, suitable for phones up to 6.5 Inches. High definition window, 100% secure seal lock and touch-friendly to use it for all water sports. ✓ Easy Operation & Cleaning: Just put your gear in dry bags, grab top woven tape and roll down tightly 3 to 4 times and then plug buckle to complete seal. The waterproof dry bag is easy to wipe clean due to its smooth surface. ✓ Multiple Sizes & Versatility: 5L/10L include one adjustable and removable shoulder strap for cross-body, 20L/30L with large capacity include two straps for backpack style carrying, meet your demands on different occasions, perfect for boating, kayaking, paddling, hiking, rafting, surfing and camping. ✓ Sturdy & Durable: Use professional seamless technology, durable buckle handle and reinforced vinyl at stress points, Luxtude dry sack bag is designed for years usage, tear, rip and puncture proof. ✓ Waterproof Guarantee: Luxtude waterproof dry bag is made by rugged 500D PVC material, vinyl-coated for waterproof protection and designed with roll-top closure, making sure to keep your items and valuables dry when you do some water sports like boating and kayaking.