Features: 
3 in 1 accessories for acoustic guitar. 
6pcs nail pins of ABS to hold the guitar string in place. 
2pcs metal strap lock pins are easy to install and convenient to use. 
A set strings of phosphor bronze， color alloy wound strings of E B G D A E note. 

Specifications: 
Material: ABS and Metal 
Item size: 10 * 10 * 1cm / 3.9 * 3.9 * 0.4in 
Item weight: 42g / 1.4oz 
Package size: 11 * 11 * 2.5cm / 4.3 * 4.3 * 0.7in 
Package weight: 44g / 1.5oz 

Package List: 
1 * Set of Strings 
2 * Strap Lock Pins 
6 * Nail Pins 

Note: 
The guitar in the picture are not included.