Ernie Ball Strap Blocks 4-Pack, Black and Red

Securely fasten strap to any instrument with Ernie Ball rubber Strap Blocks. These trusty strap blocks fit most strap button types and provide a tight fit without any modification to guitar. They are made of flexible, durable rubber that will slip over existing strap buttons for a secure connection. WARNING: This product can expose you to chemicals including arsenic, which is known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov