BIG HEAD SIZE -. of oversized tennis surface,you can hit more accurately and enjoy large sweet spot. PRESTRUNG with RIGHT TENTION - Just do the game with your partners upon receipt of the package set.The durable transparent racket string has the right amount of tension and does not lose tension easily,which allows you to execute the drop and bounce very well. MULTIPLE OCCASIONS&GIFT SET - It can be gifted for your love ones and suitable for most occasions, such as tennis courts, parks near home or office, beaches or school playfield etc,just have fun with the recreational tennis rackets set in your spare time :) LIGHTWEIGHT&COMFORTABLE - Each racket weighs only 0.57lb, so you won't feel tired after long time use and make you play superbly on the field.Overgrip wrapping is strong,soft and shockproof,less racket vibration protects your hands from injury, and help you play more comfortably with friends or family.