Experience unparalleled lightweight performance with the 3F UL Gear 40 16L Ultralight Frameless Backpack, designed for avid hikers, campers, and outdoor enthusiasts. Crafted from durable nylon with a waterproof finish, this backpack is built to endure rugged terrains while keeping your gear dry. The innovative design allows you to use a foam mattress as the frame, providing additional support and comfort on long treks. With a total capacity of 40L 16L and multiple pockets, it offers ample space for all your essentials while maintaining a minimalist and lightweight profile. Whether you're embarking on a multi-day hike or a quick overnight camping trip, this pack is your reliable companion.