YMC Guitar Protector Premium Strap Locks (6 Pair) Black;

Don't hassle with complicated strap locks ever again. Guitar protectors strap locks are the most reliable and hassle-free instrument strap lock system you will ever find.
They are a simple, cheap way to secure your strap. Just slip our easily installed rubber strap locks over your existing strap buttons and you're done. Your strap is locked securely in place.
There's nothing mechanical to break or wear out.
Best of all, you don't need to buy a special connector for each strap and guitar.
They are so simple, you can't even call it a lock system.
Beats the heck out of drilling out your guitar for the fancy straplocks.
What makes guitar protectors strap locks so special?
Guitar protectors are made from a better, stretcher rubber.
They slip on and off most OEM strap buttons quickly, keeping your strap secure while still letting the strap move freely with no binding.
Each pack contains 12 guitar strap lock protectors (6 pairs - Black).
Use them on four guitars, or keep an extra couple pair handy in case you lose one.