Trousers GRUNDENS Grundies thermal bottom

Grundéns Grundies Thermal Bottom technical base layer

Grundéns Grundies Thermal Bottom, a technical base layer that guarantees warmth, breathability and freedom of movement during your winter fishing sessions. Developed to withstand extended sessions in cold and wet conditions, this thermal bottom combines effective insulation with active moisture management. HeiQ™ Anti-odor technology. Its stretch fabric promotes full range of motion when casting or moving. Its robust and ergonomic design makes it a reliable ally under dungarees, waders or waterproof trousers.

Key features

• Brushed interior polyester/spandex for warmth and comfort
• 4-way stretch construction for freedom of movement
• Optimal moisture management and quick drying
• Anti-friction flatlock seams, ideal under a wader
• Fully elasticated waistband with flat drawcord
• Fitted athletic cut for layering under an outer shell
• Designed for active fishing and demanding marine conditions
• Lightweight, ideal for technical layering
• HeiQ™ Anti-odor technology. 

Advice from our team of enthusiasts

Care instructions for the technical base layer

• Machine wash at 40 °C with similar colours
• Machine dry at low temperature
• Do not iron, do not dry clean
• Do not use powder detergent, fabric softener or bleach

Temperature management (in cold conditions)

Opt for a layering system that will allow you to fish all year round:

• Layer 1: a technical base layer
• Layer 2: trousers, waders, etc.

If you have any questions about choosing a rod, the rigs appropriate to your fishing area or the type of fly line (floating, sinking, etc.) to put on your reel, do not hesitate to contact us via our website, by phone or by visiting us in person at our Ardent Fly Fishing store.