... ,standard 3. Color: a lot of 4. Matrial: celluliod Luminous Guitar Picks, Guitar PlectrumMaterialCelluloidColorany color as you likeThickness0.46 mm,0.58 mm ... for the ones have logo on guitar pick.Available color: Transparent, White, Black, Yellow, Red, Blue, And GreenBrand: For the formal order ... have any question don't hesitate to inform me ! custom guitar picks