Dual density Fresh Foam X midsole foam with approximately 3% bio-based content delivers our most cushioned Fresh Foam experience for incredible comfort in trail running shoes. Bio-based content is made from renewable resources to help reduce our carbon footprint Toe Protect technology helps protect feet from rocks, roots and debris, making these trail runners for women a reliable choice Vibram outsole provides superior grip, enhancing the performance of women's trail running shoes. Vibram is a registered trademark of VIBRAM S.p.A All rights reserved. Traction Lug technology provides superior grip in wet and dry terrain, ensuring stability for trail sneakers for women Gusseted tongue offers a secure fit and helps keep debris out