VISION violin strings, a set for 1/10 size violins. The E string can be used with both ball-end and loop-end. - Specifications: E string: Compatible with both ball-end and loop-end Multi-layer steel wire / Tin-plated A string: Synthetic / Aluminum wound D string: Synthetic / Silver wound G string: Synthetic / Silver wound - Quantity: 4 strings total - String type: Violin strings Thank you.