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A convenient and secure stash pocket at the hip means you can rip with your stuff held in place
extra wide fill cap or easy and quick filling
and resists melting on outer layer of garment
PolyNylon blend used as an outer layer for lightweight and breathable liner durability
The DWR treatment sheds water and works to keep your gloves clean and dry while the waterproof Clarinoleather palm maintains a grip on wet mountain bike rides
509 FZN LVL 1 Base Layer Longsleeve 2026SpringTent A convenient and secure stashStay warm and dry in the harshest conditions with 509's Active Layering System featuring Cold Armor technology. Pairing 509's base and mid layers with 509's outerwear creates a high performance layering system that works together to keep you comfortable no matter what. The system starts with our lightest base layer, the 509 FZN LVL 1 Shirt a close fitting next to skin layer designed to actively wick away heat robbing moisture so you stay dry and
