This minimal running shoe for women has a Vibram ® outsole for the traction and control you need as you cover the most technical terrain. Plus, the no-sew overlays on the upper keep the weight down so you can take your speed up. Weather, mud, debris. You can encounter just about anything on the trail. Be ready for it in the Minimus 10v4.4 mm drop: due to variances created during the development and manufacturing processes, all references to 4 mm drop are approximateBarefoot friendly internal constructionSynthetic/mesh upperVibram® outsole provides maximum surface contact and multi-directional traction. Vibram is a registered trademark of Vibram S.p.A. All rights reserved.NB Minimus is a whole new approach to footwear, a place on the spectrum from barefoot running to the traditional maximum-cushioning running shoe. Inspired by Good Form Running and designed to be worn with or without socks. With only a 4 mm drop* from heel to toe, the NB Minimus collection holds a world of discovery for neutral runners; additionally, Good Form Running teaches methods of improvement for those seeking to conquer gait issues.