(TrendHunter.com) Pet brand Wild One offers a set of four tennis balls for dogs in two colors—Lilac and White. The offering is a step above traditional tennis balls as it utilizes only pet-friendly materials such... (TrendHunter.com) Pet brand Wild One offers a set of four tennis balls for dogs in two colors—Lilac and White. The offering is a step above traditional tennis balls as it utilizes only pet-friendly materials such...