Last/Flex: 100/100

Rear Derailleur: Shimano Deore 10spd

one of the world's strongest fabrics

Laguna Cay: HydroBlock® Sport 100% Polyester Luster Woven Twill

Fabric (Face): 230gm Jersey waffle/75% Merino/25% Polyester

Burton Ion BOA Snowboard Boots 2025 chromopop Last/Flex: 100/100The Ion raises the bar yet again with a micro adjustable zonal fit and liner tech that keeps feet warmer and drier all with the legendary responsive feel that put the Ion on the map. Details LINER: Life Liner, DRYRIDE Heat Cycle Lining, Tuff Cuff Lite SHELL: 1: 1 Firm Flex PowerUP Tongue LACING: Dual Zone High Power Focus Boa, TX3 BACKSTAY: Weld Backstay OUTSOLE CUSHIONING: EST, Autocant Outsole, Burton Recycled Content Rubber Personality Flex: 6 9