The Experience Form is all about effortless and supportive miles, with a lightweight midsole, guidance technology, and a 4mm drop. Sail through daily workouts, crush long training runs, and smile through miles with the run club crew in a support shoe that's ready to move. Lightweight and responsive compression-molded midsole foam encourages efficiency. It's got GuideRail™ technology, which encourages natural foot placement with gentle guidance for an inherently stable ride. A low 4mm drop complements the shoe's rocker shape geometry for an efficient toe-off and a smooth, quick roll through your stride. With Altra's signature FootShape fit, you get a roomy toe box and a secure midfoot, so you can move the way you were designed to. Feel the glide in your stride with the guidance and performance you need.Ride Experience:- Our shoes come in four different running experiences.Feel: Connected, Free, Balanced:- Shoes that emphasize connection to the ground, for real-time feedback during your run, flexibility, and a natural feel.Float: Soft, Stable, Balanced:- Cushioned shoes for a soft yet stable platform to help with injury prevention while delivering comfort and performance.Forward: Smooth, Efficient, Light:- Lightweight yet cushioned shoes with a rocker shape that works with your body to encourage an effortless and smooth stride.Fast: Fast, Light, Efficient:- Your go-to race shoe, focused on performance and speed without compromising comfort.Specifications:- Weight: 272 g- Best For: Running, walking- Upper: Two-color engineered mesh- Midsole: Lightweight compression-molded EVA foam- Outsole: Rubber