SealLine Blocker DRY Compress 20L Katadyn easy access: Draw cord closure

easy access: Draw cord closure supplies speedy

The book is thoroughly illustrated with photographs

clips and webbing

"-- American Reference Books Annual

There is also a series of builder's tips and techniques

SealLine Blocker DRY Compress 20L Katadyn easy access: Draw cord closureWaterproof, lightweight dry sack with space saving compression. Our most versatile, feature laden packing system sack, the Blocker Compression Dry Sack saves space on paddling and trail adventures, while the waterproof valve rapidly vents trapped air to ease compressionall this with fully waterproof construction ensures essential contents are protected, condensed and organized. Description Versatile materials: Lightweight 70D polyurethane coated nylon