The Westin W4 Winter Suit Extreme is built for anglers who face harsh, freezing conditions and demand reliable protection during long winter sessions. Its insulated, waterproof and windproof construction ensures lasting warmth without restricting movement.
With a 10,000 mm waterproof rating, breathable outer layer and high-quality insulation, this suit keeps you comfortable even during full days in sub-zero temperatures and strong winds.
• 228T Nylon Taslon with PU coating
• Insulation: body 200 g/m2, sleeves 160 g/m2
• Waterproof: 10,000 mm
• Breathability: 10,000 g/m2/24h
• YKK® front zipper
• Six practical pockets + fleece hand-warmer pockets
• High-viz fold-in hood with 180° view panels
• Neoprene cuffs and reinforced sleeves/elbows
• High fleece collar and adjustable waist
• 228T Nylon Taslon with PU coating
• Insulation: 160 g/m2
• Waterproof: 10,000 mm
• YKK® front zipper
• Three pockets + fleece hand-warmer pockets
• Elastic waist with adjustable string
• High waist for improved weather protection
• Reinforced knees and seat
• Wide leg zippers with Velcro closure
Designed for pike, zander, trout or coastal anglers who fish in freezing temperatures. Perfect for boat fishing, shore casting, and long winter sessions where warmth and durability are crucial.
Choose your size based on chest width, inseam and jacket length. This suit has a slightly spacious cut to allow thermal underlayers without restricting movement.
M: Chest 61 cm, Inseam 76 cm, Jacket 85 cm
L: Chest 64 cm, Inseam 83 cm, Jacket 86 cm
XL: Chest 67 cm, Inseam 83 cm, Jacket 90 cm
XXL: Chest 69 cm, Inseam 86 cm, Jacket 93 cm
3XL: Chest 71 cm, Inseam 86 cm, Jacket 93 cm
If you are between sizes or prefer thicker layers underneath, choose one size up.
W4 Winter Suit Extreme
• Best value performance for winter sessions
• 10,000 mm waterproofing
• Extremely warm insulation
• High-viz hood + reinforced panels
• Ideal for shore and boat predator fishing
W6 Rain Suit
• More lightweight, designed for rain and wind
• Higher breathability for active fishing
• No heavy winter insulation
• Great for autumn, spring and rainy Nordic climates
Summary: Choose W4 for freezing temperatures and long static sessions. Choose W6 if mobility and all-season rain protection are your priority.
Is the Westin W4 Winter Suit Extreme fully waterproof?
Yes, the suit is rated 10,000 mm waterproof and protects effectively against snow, rain and splashes.
Can I use this suit for boat fishing?
Absolutely. The high waist, reinforced knees and wind-blocking collar make it excellent for cold, windy boat conditions.
Is the suit breathable during longer walks?
Yes. With 10,000 g/m2/24h breathability, it prevents moisture build-up while keeping warmth inside.
Does the suit have hand-warmer pockets?
Both jacket and pants include fleece-lined hand-warmer pockets.
How does the sizing compare to standard clothing?
It fits slightly larger than regular jackets to allow thermal layers underneath. Check the size guide above.
The Westin W4 Winter Suit Extreme is often chosen by anglers looking for “thermal fishing suit UK”, “winter fishing waterproof clothing”, “extreme cold-weather suit for pike fishing” or “insulated fishing suit for boat fishing”. Its insulation-to-weight ratio and robust materials make it suitable for harsh winter climates, Scandinavian-style cold winds and long sessions with minimal movement.
The combination of reinforced elbows, reinforced knee sections and soft fleece zones improves comfort during casting, jigging and netting. The suit is compatible with inflatable vests thanks to dedicated loops.