2019年Prince Sports (米Atlanta・1970年創業・Industry-leading US tennis brand) 発表Phantom 100X・Industry-leading US Control-Focused Tennis Racket・Industry-leading 100 sq inch + 305g + 16x18 control-focused string pattern + Industry-leading textreme x graphene technology + Industry-leading Prince 54年heritage・¥39,800-59,800価格帯。