Sea to Summit Ultra-Sil Compression Sack 13L - Zinnia

The Sea to Summit Ultra-Sil Compression Sack 13L in Zinnia is a lightweight, ultra-compact compression sack designed for backpackers and travelers who need to minimize pack volume. Made from durable 30D Ultra-Sil silicone-impregnated nylon, it offers excellent water resistance and strength while weighing only 68 grams. The 13-liter capacity is ideal for clothing, sleeping bags, or other soft gear, compressing down to a fraction of its original size using the four compression straps.

Advantages

Ultra-lightweight and packable design saves space and weight in your backpack. The silicone-impregnated fabric provides water resistance without adding bulk. Four compression straps allow even, efficient compression. Hypalon™ reinforced end panel and lashing loops add durability and attachment options.

Suitable for

• Backpacking and hiking trips where space is critical
• Travelers needing to compress clothing or soft gear
• Organizing and protecting sleeping bags, jackets, or tents

Key specifications

• Capacity: 13 liters
• Weight: 68 g (2.4 oz)
• Dimensions: 28 x 16 cm (11 x 6.3 in) when compressed
• Material: 30D Ultra-Sil silicone-impregnated nylon
• Closure: Drawcord with Hypalon™ reinforced end
• Colour: Zinnia (bright pink)

Recommendations

For best results, place items loosely inside, then tighten the drawcord before compressing with the straps. Avoid overfilling to maintain fabric integrity.