Each unit contains 4 parts, these include 

- 1 Male, 

- 1 Female

- 2 metal backing washers to fold over the prongs to secure the snap to your application. 

These are top quality clasps used in many various crafts and fashion the most common being bags. 

 Breaking strength of the product can be varied with respect to individual applications. All details and measurements are offered as reference only and are not to be used as guaranteed performance figures. All items should be tested in their specific application.