Skip to content

You are a pro? Join our Pro Program: Learn more

Technical Features

15D Ultra-Sil®

  • Jacob Lee
15D Ultra-Sil®
One of the lightest coated fabrics that Sea to Summit manufactures, the 15 Denier Ultra-Sil is a siliconized nylon fabric with a polyurethane (PU) inner coating for mild waterproofing. This ultralight fabric has a 1,200mm hydrostatic head.

Ask us anything

Our customer care team is here for you

Contact Us

Top Picks

Quagmire Gaiters Canvas
Quagmire Gaiters Canvas
Get notified

Quagmire Gaiters Canvas

€69,95
15mm || Side Release Field Repair Buckle
20mm || Side Release Field Repair Buckle

Side Release Field Repair Buckle

€3,95-€4,95
Small || TPU Accessory Case in Black
TPU Accessory Case

TPU Accessory Case

€19,95-€26,95
TPU Guide Map Case
TPU Guide Map Case _ waterproof map holder and protector _ small

TPU Guide Map Case

€29,95-€39,95
Shop all Hiking Gear
S / Outback Orange || Pocket Towel
Pocket Towel

Pocket Towel

+1
€16,95-€26,95
S / Desert Brown || Tek Towel
Tek Towel

Tek Towel

+1
€12,95-€36,96
22 Liter / HighRise Grey || Ultra-Sil Dry Pack
22 Liter / Atoll Blue || Ultra-Sil Dry Pack

Ultra-Sil Dry Day Pack

€59,95
100 mL || Wilderness Wash
250 mL || Wilderness Wash

Wilderness Wash

€4,95-€6,95
Shop all Everyday Essentials
Big River Dry Bag
5 Liter / Jet Black || Big River Dry Bag

Big River Dry Bag

€39,95-€99,95
Lightweight Dry Bag
1,5 Liter / Beluga Grey || Lightweight Dry Bag

Lightweight Dry Bag

+1
€14,95-€34,95
Ultra-Sil Dry Bag
3 Liter / Atoll Blue || Ultra-Sil Dry Bag

Ultra-Sil Dry Bag

+1
€18,95-€39,95
Evac Compression Dry Bag UL
3 Liter / HighRise Grey || Evac Compression Dry Bag UL

Evac Compression Dry Bag UL

€34,95-€54,95
Shop all Camping Storage
Ground Control Tent Pegs
Ground Control Tent Pegs

Ground Control Tent Pegs

€29,95
Camping Utensil & Peg Bag _ replacement _ tent stakes

Utensil & Peg Bag

€7,95
Reflective Accessory Cord
Reflective Accessory Cord
Get notified

Reflective Accessory Cord

€9,95
Alto BigFoot Footprint
Alto BigFoot Footprint

Alto BigFoot Footprint

€69,95-€79,95
Shop all Tent Accessories
Blog

Adventure Tips

View blog