MSR MXT Boots . Improved overall fit with a large calf circumference . The overall design boasts many of the same amenities as boots costing hundreds more . A genuine leather shell offers support and durability while making break-in fast and easy . Ergonomically designed external plastics at every key point protect from wear and impact . Aluminum Cam locking buckles are simple to use and adjust to a wide selection of tension positions quick and easy . The interior features an embossed biofoam calf area, a smooth padded finish and a padded inner sole pad . Suede at the exterior calf resist heat from pipes and wear while avoiding damage to your bikes finish . And at the bottom of it all is a welt stitched durable sole with a steel toe plate . Each component designed with function, protection and durability in mind.