Shimano SH-RX600E Wide Shoes Optimized for Adventure The all-new SH-RX600 Shoes build on Shimano's decades of experience with performance footwear and bring it to the world of performance-oriented gravel riding. These high-performance shoes offer a balance of lightweight stiffness for pedaling efficiency, with the walkability needed to get through the most rugged of hike-a-bike sections. The RX600s feature a gravel-optimized carbon fiber reinforced nylon outsole-with an 8/12 Shimano stiffness rating-letting you lay down the power efficiently over any terrain. The surround wrapping synthetic leather upper offers sublime comfort and holds the foot securely in place, while a BOA(R) L6 dial and hook-and-loop strap provide quick and precise fit adjustment. Features Carbon fiber reinforced nylon sole with an 8/12 Shimano stiffness rating for the ultimate in efficient, versatile performance Wide sizing to better accommodate riders in need of a wider fit Lightweight design tipping the scales at only 274 grams (size 42)TPU lugs and a wider outsole pattern offer improved walkability for when conditions get tough Supple synthetic leather upper for supreme comfort as the miles tick by BOA(R) L6 dial and a hook-and-loop strap for quick, easy, and precise adjustment Specifications Upper Material Synthetic leather Closure type BOA(R) L6 dial with hook and loop strap Midsole Carbon fiber reinforced nylon + TPUCleat Compatibility SPDIntended Use Gravel, Adventure, Cyclocross, XCSizing EUUSCM375. 52337. 5623. 5386. 523. 75397. 224. 25407. 7525. 25418. 525. 75429. 526. 754310. 526. 84411. 227. 75 | Shimano | Sh-Rx600E Wide Bicycles Shoes Men's | Size 42 In Black | Nylon