Asics Gel Court Speed Men's Tennis Shoes These Asics Gel Court Speed Mens Tennis Shoes have been crafted with Impact Guidance System (IGS) technology which absorbs shock and guides the foot to a neutral position throughout propulsion, whilst the AHAR outsole maximises traction and flexibility so you can get around the court quickly whilst maintaining essential stability. The shoes also benefit from having rear and fore foot GEL cushioning for premium comfort, whilst the Pguard helps protect the shoes and the Trusstic system gives you stable support across your midfoot. Product code: 145203