ITEM NAME:1/2 1/4 1/8 Elf Corrector Corrector Description: Works well with all size of 1/2, 1/4, 1/8 violin. Easy to install and disassemble with the convenient fastener tape. Self bowing practice guide and it help you cultivate correct bowing and wrist action. Mini size and lightweight for you easily put it into your gig bag. Great for beginners to master correct bowing action and violinists to improve their playing skill. Specification: Material: Plastic Suitable for: 1/2 1/4 1/8 Violin Item Weight: 11g / 0.4oz Package Includes: 1x Violin Bow Corrector Note: The violin not included. SKU: CKX0013658578013832.1x Violin Bow Corrector. People always bought together with. SKU: CKX0013658578013832. The violin not included. Great for beginners to master correct bowing action and violinists to improve their playing skill.