Jackal II Boa Trail Running Shoe Size:42 Whether you're climbing

Whether you're climbing

Main Fabric - Matrix™ double weave outer fabric with soft brushed back and fluorocarbon-free DWR (207gsm)

Publisher's Notes on 1001 Climbing Tips by Andy Kirkpatrick

non-slip and washable Foam Construction: 3cm of high density EVA

Jackal II Boa Trail Running Shoe Size:42 Whether you're climbingDescription Absolute performance, comfort and stride efficiency. That is what the La Sportiva Jackal II BOA was built for and that is what it delivers. If you're after a performance orientated trail running shoe that gives the high cushioning comfort and help you expel less energy per stride in Ultra Marathons then this is your shoe. To talk about the obvious first, the Sportiva Jackal II BOA features two BOA dials that connect to flaps that spread