The Brooks PureGrit 8 trail running shoes have a lightweight yet durable construction with incredible flexibility and responsiveness that will react to the trail so you are always nimble on your feet! Predecessor: PureGrit 7. Support Type: Neutral. Cushioning: Lightweight, flexible response. Surface: Trail. Differential: 4 mm Stretch-woven upper provides lightweight durability and quick-drying capabilities. Running shoe designed to be light and flexible for the ideal natural ride. Centralized lace-up closure for a secure, adjustable fit. Ariaprene tongue wrap provides a secure fit, quickly drains water, and repels the dirt and debris that thought they could hitch a free ride. Padded tongue and collar offers comfort against foot. Fabric lining creates a comfortable wear inside of shoe. BioMoGo DNA midsole provides excellent cushioning and adapts to your stride for even more comfortable support. Omega flex grooves deliver flexibility during runs. Rounded heel helps with foot and body alignment. Ballistic rock shield provides superior protection from impact on the trail. Exclusive Sticky Rubber outsole with a mix of splay lugs and hex lugs allows you to dig and grip into any trail surface. Imported. Measurements: Weight: 8 oz Product measurements were taken using size 8, width B - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.