Upper The S-Lab sense 4 Ultra SG Trail shoe is built from a reflective, lightweight upper mesh. This material is breathable and quick drying, allowing you to perform to your best under both wet and dry conditions. The protective rubber toe cap keeps your toes safe from knocks and bruises, whilst the Propriotection technology protects the foot against rocks and debris. Easy-on and easy-off with this shoe thanks to the QuicklaceTM technology. A minimilistic and durable lace for one-pull tightening. The seamless Sensifit overlays feature on the upper, which cradle the foot for a close and precise fit, meaning this could arguably be one of the most comfortable uppers you will feel. Midsole The Dual Density Eva Midsole provides underfoot cushioning and helps to control overpronation. The shoes protective layer is sandwiched in the middle of the midsole. Specifically, a thin TPU film-on-mesh called Pro Feel Film, which is used to provide feel while providing push-through protection in the midfoot. Outsole An aggressive lug pattern with an embedded rock plate provides supreme traction and the unparalleled grip for training or ultramarathons in the toughest conditions. heel-to-toe transition allows stretch and balance with the OS Tendon system which acts like a real tendon by flexing to provide better rolling and soft rebound.
QuicklaceTM – Minimilistic and strong lace for one-pull tightening. Easy-on, easy-off.
Lace Pocket – Tucks laces out the way while running.
Molded Eva Midsole – Provides lightweight cushioning and stability.
Quick Drying Mesh – Single layer, open air mesh allowing breathability and top abrasion resistance.
OS Tendon – A running construction that provides better rolling and a soft rebound.