Sea To Summit UltraSil Compression Sack 5L Grey

The Sea To Summit UltraSil Compression Sack 5L is an ultralight and highly compressible storage solution designed for backpackers, campers, and travelers who need to minimize pack volume. Made from 30D Ultra-Sil CORDURA® Nylon, this sack reduces the volume of your gear by up to two-thirds using four compression straps, making it ideal for clothing, sleeping bags, and other soft items.

Advantages

Weighing only 58 grams, this compression sack offers exceptional weight savings without sacrificing durability. The siliconised fabric provides high water resistance, protecting your gear from moisture. Reinforced base and bar-tacked stress points ensure long-lasting performance even under heavy compression.

Suitable for

• Backpacking and hiking trips where weight and space are critical
• Camping and outdoor adventures requiring organized gear storage
• Travel to compress bulky clothing or sleeping bags
• Storing and protecting gear in damp environments

Key specifications

• Capacity: 5 Litres
• Material: 30D Ultra-Sil CORDURA® Nylon
• Weight: 58 g
• Uncompressed Dimensions: Ø15 x 35 cm
• Compressed Volume Reduction: Up to two-thirds
• Compression System: 4 compression straps
• Closure Type: Drawstring with cord lock
• Base Construction: Reinforced base
• Fabric Coating: Siliconised for water resistance
• Water Resistance: Highly water-resistant (not waterproof)
• Seam Construction: Bar-tacked stress points
• Shape: Cylindrical
• Intended Use: Backpacking, camping, travel, gear organization
• Buckle Type: Strong, durable buckles
• Webbing Material: Nylon webbing
• Packability: Ultralight and compact design
• Colour: Grey

Recommendations

For best results, use this compression sack to store sleeping bags, clothing, or other soft gear. Avoid overfilling to ensure effective compression. Not recommended for waterproof storage; use a dry bag for complete water protection.