From ASICS, the GT-1000(TM) 5 GR running shoes feature: engineered mesh upper lace-up closure synthetic lining Convergence GEL® technology provides two points of engineered support by replicating the foot's fatty tissue I.G.S® (Impact Guidance System) Technology Rearfoot and Forefoot GEL® cushioning system SpEVA® midsole material DuoMax® support system Guidance Line® midsole technology Guidance Trusstic System® technology rubber outsole Imported. ASICS proudly supports the Prostate Cancer Foundation, the leading philanthropic organization funding and accelerating prostate cancer research globally. Nationwide, from August 01 to November 30, ASICS America will donate $10 for each pair purchased to Prostate Cancer Foundation with a guaranteed minimum donation of $100,000 up to $150,000.