【Shipping unavailable until May 10th】Color Whistle (Black) Detachable Strap - 17 pieces

This is a set of 17 black color whistles.
The detachable strap is black.
The strap length is approximately 40cm.

These are simple whistles.
Please consider them for emergencies or play.
We recommend not using them for official sports.

*We will also include 3 whistles with white straps and corks in the package, so please accept them together.

Thank you for looking.

*We apologize, but we cannot ship until Sunday, May 10th.