Caldera 8 Mens Shoe size:10 8" TPU sole

8" TPU sole

Lightweight and available in medium widths

giving you a pull-on design and side gusset that makes getting in a breeze

Lace-lock bungee system

The light and cushioning sole with wedge heel

Caldera 8 Mens Shoe size:10 8" TPU soleThe Books Caldera 8 is a max cushioned all terrain running shoe that provides stability, durability, and a plush ride over long distances. While these don't feel as fast as other trail runners, the Caldera 8 is an excellent choice for logging miles and marathon to ultra distance races where reliability and comfort are priority. Best for Ultra trail running, 50k+ trail runs and races. Midsole drop 6mm Weight 10. 6oz 300. 5g Features Extra cushion,