Altra Solstice XT 2 Women's Black If your fitness routine includes a variety of exercises, choose the Altra Solstice XT 2 to help you power through. This lightweight cross-trainer is ready for all-day action, with a durable caged upper and a full rubber outsole. Don't let its low-key look fool you; this shoe can handle hardcore athletic activities. Whatever your workout requires, the Altra Solstice XT 2 is ready for the challenge! What's New? Firmer upper with a more snug heel fit increases confidence during explosive movements. Who's it for? Athletes with a diverse fitness routine who need a shoe for weight racks, rope climbings, box jumps, short runs and more. Fitness junkies who want one shoe for lifting weights and doing cardio at the gym. Shoe Technology Upper: Caged upper creates a secure feel for lateral movements. FootShape™ toe box allows your feet to splay out naturally for better balance and explosiveness. Midsole: Balancd™ cushioning provides a minimal with just-right responsiveness to handle your hardest workouts. Outsole: Athletic rubber outsole gives excellent grip for various surfaces, from gym floors to roads and treadmills.