Sea to Summit Ultra-Sil Waterproof Pack Liners

Sea to Summit Ultra-Sil Waterproof Pack Liners add another layer of protection for your kit in foul weather.

Manufactured form PU coated ultralight 30D siliconised Cordura nylon fabric, these pack liners have fully taped double stitched seams for durability and waterproofness. The wide opening incorporates a stiffened Hypalon roll-top closure and a unique Velcro flap that provides a more compact seal, with a low profile quick release buckle providing extra security.

Its oval shape has been designed to provide a more efficient internal fit with rucksacks. 



Sold Out
  • Amazon
  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Maestro
  • Mastercard
  • PayPal
  • Shop Pay
  • Union Pay
  • Visa

Ultra-Sil Waterproof Pack Liners

Protect your rucksack from rain and snow

Made in: China

Material: PU coated 30D Ultra-Sil® siliconised CORDURA®

Volume: Small-50 Litres, Medium-70 Litres

Dimensions: Small - 490 x 160 x 790mm, Medium - 510 x 200 x 900mm

Weight: Small - 74g, Medium - 98g

Colour: Small- Blue, Medium - Green



Through no fault of their own, many Ukrainian men, women and children are suffering at the hands of the Russian military. Winters are desperately cold and many are without heating and electricity. Please follow the link below to see how you can join us in helping these unfortunate people.