The strap size corresponds to the lug width. In the product details, check the lug width of your watch to ensure you are ordering the correct strap.
Changing your Quick-Release strap
On the underside of your strap, you’ll notice a small lever that keeps the strap securely attached to the case. Gently pull this lever to release your current strap.With the new strap, simply pull the Quick-Release lever to retract the spring-loaded bar and insert it into the lugs’ holes.