Worstead Unisex Knee Length Waterproof Sock - Merino Blend

In this review the Worstead Unisex Knee Length Waterproof Cold Weather Sock is assessed for people who spend long hours outdoors in wet, cold conditions and need reliable foot protection. The bottom line: it is best suited to active users who prioritise warmth and a waterproof barrier over a perfectly lightweight fit. Tested for skiing, winter hiking and kayak fishing use, the sock's standout trait is its combination of a merino wool blend with an AQUASEALZ waterproof membrane, which keeps feet insulated and manages internal moisture better than a standard wool sock while resisting external wetness.

Key Features

• Waterproof membrane: The AQUASEALZ hydrophilic membrane blocks external water while allowing internal sweat vapor to escape, helping feet stay drier during long cold outings.
• Merino blend construction: Merino fibres provide natural warmth and breathability so the socks remain comfortable across variable activity levels.
• Knee-length design: Extra coverage protects lower legs from snow, slush and boot cuffs for activities like skiing and winter hiking.
• Durable build: Hand-crafted at the Norfolk factory with reinforced areas to withstand demanding use and extend service life in rugged conditions.
• Colour options: Available in black, olive and navy to match common winter kit and maintain a low-profile, practical look.
• Easy care: Machine wash at 40oC and low tumble or drip dry to preserve membrane performance and material integrity.

Who It's For

The Worstead sock is aimed at outdoor enthusiasts who need a robust waterproof solution for cold-weather activities: backcountry skiers, winter hikers, anglers who face splash and spray, and riders using taller boots. The knee-length fit and insulated merino blend are especially useful for people who spend extended periods in wet, cold environments and who want breathability and warmth combined with a protective layer.

It may be less appropriate for those seeking a lightweight summer or gym sock, or for users with precise waterproof guarantees in extreme immersion - some customers report mixed results on total waterproofness, so those needing absolute dryness under prolonged submersion should consider purpose-built waterproof boots or liners.

Pros & Cons

Pros

• Effective combination of merino warmth and a waterproof membrane for cold, wet activities.
• Knee-length coverage protects lower legs from snow and boot intrusion during winter sports.
• Durable construction, hand-made locally, designed for extended outdoor use.

Cons

• Some users report occasional leakage under certain conditions, so results can vary with activity and fit.
• Heavier and warmer than a standard sock, so not ideal for warm-weather or minimalist footwear.

Specifications

Product	Worstead Knee Length Sock
Brand	SEALSKINZ
Material	Merino wool blend with AQUASEALZ membrane
Length	Knee length
Colours	Black, Olive, Navy
Care	Wash at 40oC, low tumble dry or drip dry; do not iron or bleach
Made	Hand-crafted at Sealskinz factory, Norfolk

Our Verdict

The Worstead Unisex Knee Length Waterproof Sock is a practical choice for cold-weather outdoor users who want warmth, breathability and a waterproof membrane in one garment. It delivers durable protection for skiing, hiking and fishing, and represents good value for those who need insulation plus moisture management; those requiring absolute waterproof guarantees under prolonged immersion should weigh options like fully waterproof boots instead.

Frequently Asked Questions

Are these socks fully waterproof?
They use an AQUASEALZ membrane designed to block external water while allowing internal moisture out, but some users report mixed results under extreme or prolonged immersion.

How should I wash them?
Machine wash at 40oC, then low tumble dry or drip dry; do not dry clean, iron or bleach to preserve the membrane.

Will they fit with tall boots?
Yes, the knee-length style is intended to be worn with taller boots and provides extra protection from snow and boot cuffs.