1. Smart Music Boxers These musical boxer briefs immerse you in by dynamically connecting to your smartphone via Bluetooth and playing music you love. Boost your boxing experience. The perfect blend of audio and visual stimuli enhances your training sessions. 2. Reliable Features The impactor is made of high performance foam with a shock absorbing effect that completely absorbs your hand. In addition, the components are made from highquality materials that ensure durability. It is equipped with a sensitive pressure sensor and durable construction to deliver every stroke precisely. 3. Mode and Speed Adjustment Turn on the smart music boxer and dynamically connect to Bluetooth mode via your phone, you can play your favorite music and you can track the rhythm of the music with flashing lights and movements to achieve a perfect workout experience. 4. Easy to Install After sticking on the smart Bluetooth music boxer, it is wall mounted, will not hurt the wall, and is easy to install whether in the gym, living room, bedroom or outdoors. The convenience of this boxer shorts allows you to train for boxing anytime, anywhere.