Looking for a supportive, speedy shoe? The Launch GTS 8 delivers thanks to new, lighter cushioning and GuideRails support. Enjoy the fast, fun ride. Support: Support Midsole Drop: 10mm Weight: 1oz / 229.6g Arch: Medium, High Experience Type: Speed Technology: Guiderails, Biomogo Dna Use: Road Running More blown rubber in the forefoot creates faster transitions and makes the shoe more durable. New air mesh upper enhances the fit and ventilation, eliminating the need for the internal bootie.