Lezyne CNC TLR Tubeless Valve Pro 80mm Blue Pair Size-9.5-11.5 There are four filter types

There are four filter types - Sport/Asthma and Racing 1

Energize your next skate session with the race-inspired construction of the Delta Sport Skating ski

Optical adapter for prescription lenses (sold separately)

The core is surrounded by lightweight carbon and fiberglass reinforcements to add strength and stiffness

That is why these products carry the "Bio" label

Lezyne CNC TLR Tubeless Valve Pro 80mm Blue Pair Size-9.5-11.5 There are four filter typesThe CNC TLR Valves are masterfully engineered tubeless bicycle tire valves constructed from lightweight, durable CNC machined aluminum, complete with a stylish design that complements the aesthetics of any bicycle The valve caps machined grooves improve grip and feature an integrated valve core tool as well as a T25 tip that tightens the valve to a tubeless rim The valves are equipped with an O ring and grooved aluminum locknut for a leak free seal.