Lightweight Waterproof Roll Top Dry Bags for Backpacking, Hiking & Bikepacking The UltraLiteSacks Roll Top Dry Bag is a premium ultralight waterproof storage solution designed to keep your gear organized, compressed, and protected from the elements without adding unnecessary weight to your pack. Handmade with advanced technical fabrics and fully seam taped construction, these ultralight dry bags are ideal for backpacking, thru-hiking, camping, bikepacking, and lightweight travel. Camping Gear X is proud to offer premium ultralight outdoor gear from UltraLiteSacks, built for serious outdoor adventures and lightweight pack systems. Each roll top bag is sewn and seam taped for exceptional weather protection. When properly rolled three times and buckled closed, these bags provide near 100% waterproof performance for protecting sleeping bags, quilts, clothing, electronics, and essential backpacking gear. Ultralight Waterproof Organization Traditional dry bags often add unnecessary bulk and weight to your setup. The UltraLiteSacks Roll Top Dry Bag is designed specifically for ultralight hikers and outdoor adventurers who want durable waterproof storage without sacrificing pack efficiency. If you're between sizes, we recommend sizing up since the added weight is minimal while providing more packing flexibility. Premium Fabric Options Dyneema CT5K.18 The original ultralight backpacking fabric. Extremely lightweight with excellent strength-to-weight performance. Best suited for ultralight hikers prioritizing minimal pack weight and interior pack storage. X-Pac UX10 Built with a fully woven Ultra-PE face fabric for superior abrasion resistance and long-term durability. Slightly heavier than Dyneema but ideal for exterior pack storage, rugged conditions, and bikepacking setups. Premium Materials UltraTnT PSA taped seams Nylon webbing Duraflex buckle hardware Dry Bag Sizes & Specifications Small Roll Top Dry Bag Dimensions: 12" x 9" Weight: 19g (30g in UltraTX & UX10) Capacity: Approximately 3.25L Ideal for: Ditty bags Electronics Sleeping clothes Small insulated gear Small Tall Roll Top Dry Bag Dimensions: 16.5" x 9" Weight: 22g (33g in UltraTX & UX10) Capacity: Approximately 4L Ideal for: Down quilts Puffer jackets Clothing layers Camp essentials Medium Roll Top Dry Bag Dimensions: 16.5" x 11.5" Weight: 27g (35g in UltraTX & UX10) Capacity: Approximately 6.8L Ideal for: 20°–50° down sleeping bags Down quilts Warm weather synthetic bags Extra clothing Medium Tall Roll Top Dry Bag Dimensions: 21.5" x 9" Weight: 27g (35g in UltraTX & UX10) Capacity: Approximately 6.8L Ideal for: Tents Vertical pack storage Exterior pack carry Large Roll Top Dry Bag Dimensions: 21.5" x 13" Weight: 35g (50g in UltraTX & UX10) Capacity: Approximately 11.2L Ideal for: Winter sleeping bags Synthetic quilts Large shelters Bulky cold-weather gear Important Note These roll top dry bags are designed for waterproof gear organization and storage and are not intended for use as food bags. Built for Lightweight Adventure Whether you're building an ultralight backpacking kit, organizing bikepacking gear, or protecting essential equipment from rain and moisture, the UltraLiteSacks Roll Top Dry Bag delivers dependable waterproof storage with premium lightweight materials. Ultralight. Waterproof. Adventure-ready.