Designed and tested with the world leading athletes, the adidas Terrex Agravic Speed Ultra features Lightstrike Pro and Energy Rod technology, taken from adidas road racing shoes and adapted for the trails. It features a durable Continental™️outsole with a light 2.5-3.5mm tread pattern, ideal for the faster and dryer trails, along with a super lightweight an breathable upper giving you a suberb locked in feel, coming together to give you the perfect Summer trail racing shoe. sportsshoes.com/adid