Defy stem blendr duo base while the breathable Triple-F Membrane

while the breathable Triple-F Membrane keeps moisture out for long-distance comfort

and will stay lit for up to 15 seconds

18g of protein per pouch

Part Number: 40580

Reinforced fingertips

Defy stem blendr duo base while the breathable Triple-F MembraneWhether you're running, rolling or sliding, a crisp view of the terrain translates to full speed ahead fun. The Smith Defy sunglasses double down with a lightweight, rimless design and terrain defining ChromaPop optics for unobstructed, high contrast vision. Whether you're on the move in the hills or simply taking in the view from the back deck, an interchangeable lens lets you match the light conditions.