while the patented Slipstream polymer tip initiates expansion at velocities 200 fps lower than comparable designs

*Exclusive Built-in Green NiteVu Lighting

*100% RPET Reinforcement Tape and Collar Reinforcement

MAIN TUBE SIZE: 34 mm

Keen Presidio - Womens SIZES:07.0 while the patented Slipstream polymerKeen Presidio Womens Classic style, versatility, and instant comfortthis leather lace up is a long time fave for all day, everyday wear. PRODUCT FEATURES *Higher traction rubber outsole. *Environmentally preferred premium leather from LWG certified tannery. *Eco Anti Odour for natural odor control. *Original FitIconic KEEN fit with generous space across forefoot for toes to spread out. *Premium oiled leather upper. *Breathable mesh lining. *Removable