The Sonix Student violin shoulder rest incorporates a simple and practical design. The simple adjustment mechanism and comfortable padding makes it suitable for any level of player. These rests are budget copies of a Kun style shoulder rest (VSR250-W is a budget copy of a Wolf style rest)Available in a range of sizes to fit 1/8 up to full sized instruments.vsrrest | vsrrest | VSR200 | VSR300 | VSR400 | VSR250 | VSR250W