The Lake MX219 MTB shoes come with a larger toe box and a tighter heel than the Comfort last, with a slightly greater overall volume than the Sport last. Exceptionally secure for racing or tough rides with enough room in the toe box to prevent jamming when climbing hills or negotiating a bike hike section. Designed for high-performance riding and racing.Features:Use: MTBLake Competition sole 100% carbon fibre with genuine Mountain Competition rubber sole with extended protection and ground stabilityUpper made of Clarino microfibre and mesh. The MX219 features a durable and snug microfibre and mesh upper with a comfortable and secure BOA® closureTechnologies:BOA L6Steel lace closure system, nylon guides and a mechanical reel designed to address the long list of deficiencies found in traditional closures.