1. Use high-quality materials (ABS), technology, and quality assurance through different production processes. 2. 3 thickness integrated to meet customers' various needs. 3. Small and light, easy to carry, professional competition musical instrument accessories. 4. Patented products and processes. 10pcs Triangle-Guitar picks 1.0 0.75 0.5 mm Thickness in PC + ABS Material Antislip Style Picks Black This product is a patented product Specifications: Product color: black Type: multi-function Product size :36x33x1mm/1.42 "x 1.3" x 0.04" Product thickness :1mm+0.75mm +0.5mm. Product materials: high strength engineering materials (ABS + PC) : general Package Contents 10pcs guitar pick Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.