The sound of opening a new can of pressurized tennis balls is hard to beat! The somewhat odd smell of gas from the can mixed with the felt and rubber makes for a magic combination that takes many tennis players to their happy place. What happens when it is not a can? Read this Wilson Triniti Tennis Ball Review from Henrik Wallensten. The plastic can and metal opening are in many cases just thrown in the garbage-bin straight away and the mix of metallic in the opening and plastic makes it hard to recycle. Also, the balls itself are in …