In an era when double corks and triple digit airs are the norm, it's no wonder more Burton pros choose the IonTM snowboard boot. Always at the forefront of innovation, this year's edition features the latest in quick drying liner science and padding that completely encompasses your foot. Now even easier to lace, the ion also features the heightened board feel of an ESTTM midsole with cushioning that can be adjusted according to terrain or conditions. Features: SUPPORT: 8 ShrinkageTM Footprint Reduction Technology LACING: Speed ZoneTM Lacing System for True Zonal Lacing Control LINER: New Life w DRYRIDE heat cycle lining,TufCuff, InstaFITTM Liner Sole Rad Pad for Lace Comfort CUSHIONING: Low Profile EST Optimized Midsole AutoCANT Cardinal Cushioning and 50% Recycled Green RubberTM Outsole FLEX RESPONSE: NEW 1:1 power up Firm Flex Thin Profile 3DR Molded Tongue, Seamless Power Spine Backstay SuperGrip Toe COMFORT: Total Comfort Construction, Outer Shell Pressure Relief Panel Snow Proof Internal Gusset Level 3 Molded EVA Footbed w ESS Support Shank Dual Density Cushioning and AegisTM Antimicrobial Coating Tech Specs: Total Comfort: Get an instantly broken in feel right out of the box. New toe box construction eliminates the break in period for a fit that feels just as good from shop floor to season opener. Rad Pad: Pre curved panels located on the top of the instep that keep your feet happy for hours of on hill action.