Please click for the La Sportiva Size Conversion. Youre running that trail, rain or shine, with the La Sportiva Kaptiva GTX trail running shoes. Snug fit is designed to be supportive and keep your foot in place. Synthetic and mesh upper with Sock-Like Compression for a sure fit, Thermo-adhesive overlays for long-lasting structure, and reflective details to keep you safe during evening runs. GORE-TEX Invisible Fit waterproofing protection with Gore-Flex for easy movement without irritation. Air-mesh lining in the heel only for added breathability. Lace-up closure provides a custom fit. Pull tab at heel. 1.5mm dual-density EVA Rock-Guard in forefoot and heel protect against roots and rocks and debris. Cushioned mesh footbed for added underfoot comfort and support. Compressed-molded, dual-density MEMlex with torsion-resistant inserts for superior stability and shock absorption. Lightweight FriXion XF 2.0 outsole compound is super grippy and features the Impact Brake System that provides superior traction and excellent grip on difficult terrain. Lug depth varies from 3.5mm to 4.5mm. Imported. Measurements: Weight: 10 oz Product measurements were taken using size 40.5 (US Womens 9), width B - Medium. Please note that measurements may vary by size. Weight of footwear is based on a single item, not a pair.