A BOA 360° fit system includes an adjustable dial that delivers a customized

while also being light

Thule doesn't specify weight in their specification but other sources suggest 15

Materials: EVA

Volume Trail Last: Tuned upper fit is tighter around ball of foot for better bike control and pedaling efficiency

Schwalbe Tube 19 Tube - 27.5-28 Inch - Presta Valve - 1.50-2.50 Inch - 40mm Valve NoAusPost A BOA 360° fit systemSchwalbe standard bicycle tube no. 19. For bicycle tyres in sizes 27. 5" 28" 29" inches (ETRTO 40 62 584 635). Holds air for an above average time, thanks to the best material quality and uniform wall thickness. Highest reliability has proven itself millions of times.