Waterproof backpack liner made from light, durable siliconised nylon to keep your clothing and equipment dry, an essential for multi-day trips in unpredictable conditions. With a roll-top design, it provides a tight waterproof seal after three rolls.Features :- lightweight recycled siliconised nylon fabric provides added durability and waterproof performance- roll top entry with quick release buckle- stripped back construction with minimal seams- fully taped sealed seams- roll at least 3 times to achieve a waterproof seal- waterproof, featuring fully taped seams and tested to ipx5- volumes: m-50lt l-70lt