New generation KB classic equipment， thumb wrist buckle. Made of full leather.

(Baby Material) Leather 

(Baby size) Size tightness can be adjusted 

Note that in a safe， sober， non-coercive use principles. 

1， including the abuser and the abused physical and psychological safety. 

2， the abuser and the abused to stay awake， the process to avoid the intense emotional sanity， alcohol， drugs， etc.， causing loss of control. 

3， the abuser and the abused are equal， all parties must agree to act through the abuser and the abused