Crankbrothers have partnered with Pump for Peace, the charitable arm of globally renowned pump track builders, Velosolutions, to support their mission of building pump tracks in impoverished regions of the world and encouraging more people from all walks of life to start cycling. With every purchase of these limited edition Stamp Lace shoes, Crankbrothers will be donating 20% of the proceeds to Pump for Peace, bringing the Crankbrothers Pump Track to life in a soon to be announced location. Upper Round laces for smooth closure. Lace pocket at the top of the tongue to store away your laces for safety and clean aesthetic. Ventilated windows with perforated mesh material for breathability. Padded tongue for protection. TPU reinforced areas for protection and abrasion resistance. Heel dots for grip and superior heel hold. Hidden eyelets for durability and clean design. Outsole MC2 high-friction for grip and contact between pedal and shoe. Stamp tread pattern optimised for contact surface and compatibility. Directional angled and spaced toe / heel lugs for traction whilst hiking. Ramped toe for walkability. Cushioned EVA midsole for shock absorption. Sizing uses a USA last so select size based on UK normal shoe sizing. The range runs true to size so there's no need to size up. They're available in sizes 4 - 13 with half sizes available from 5.5 - 11.5.