509 FZN LVL 1 Base Layer Longsleeve Size:L Lightweight and breathable stretch woven

Lightweight and breathable stretch woven fabric keeps you cool under pressure

It is specifically designed to work with 2 person towable tubes by Airhead

Includes a removable liner short with dual density COMP chamois for maximum comfort in the saddle

year-round

509 FZN LVL 1 Base Layer Longsleeve Size:L Lightweight and breathable stretch wovenStay 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