This is a guitar pickup. It is made of good material and is durable. Punching-free design, no need to drill holes on the instrument, just stick it on the instrument, very convenient. This is an essential equipement for guitar lovers, come and buy it home. Features -Color:Black -Material:Electronic engineering -Size:300.00X2.50X1.50cm/117.90X0.98X0.59in -Note: Fits 38 inch-41 inch guitars. -Safe material this acoustic guitar pickup is easy to use and . -This multi-function pickup is suitable for your acoustic guitar and is specially designed for acoustic guitars. -Professional acoustic guitar pickups, durable and practical. It can be carried anywhere and used anytime, anywhere. -Easy to install, no need to punch hole, which is very practical for your guitar play use. -It has simple appearance, yet it is more convenient to use. Easy to install and remove. Convenient to replace the old and broken ones. Package list: 1 x guitar pickup