Description: - Material: The strings are made of steel string material, which is durable - Replaceable: 3/4, 4/4, 1/2, 1/4, 1/8 strings for violinsPackage Includes: A-1st, D-2nd, G-3nd, C-4ndEasy Installation: The strings are easy to replace and install, convenient and fastPacking List: You can get 4 cello stringsSize Chart:10cmx10cmx3cm/4inchx4inchx1inchPackage Includes:1 Set Cello stringsNote:Please allow slightly errors due to manual measurement and different monitors.