Comfort and sustainability. These men's trainers feature our own Aerocore™ energy system for superior comfort. And, as part of the Earthkeepers® Edition, they're one of our best examples of eco-innovation with knit uppers made entirely of ReBOTL™ recycled knit fabric.CARE INSTRUCTIONS: Protector Balm Proofer™ All Purpose Protector Cleaner Boot Sauce™ CleanerRubber Sole BrushMax® Shoe ShineSneaker Care Kit