Features 14pcs/set ukulele strings, 3 colors for option(black/ white/ colorful). 2High-quality nylon material, giving you clear and bright sounds. 3B string: 0.56mm/ 0.022in, F string: 0.71mm/ 0.028in, D string: 0.81mm/ 0.032in, A string: 056mm/ 0.022in. Specification Features: 4pcs/set ukulele strings, 3 colors for option(black/ white/ colorful). High-quality nylon material, giving you clear and bright sounds. B string: 0.56mm/ 0.022in, F string: 0.71mm/ 0.028in, D string: 0.81mm/ 0.032in, A string: 056mm/ 0.022in. Great replacement for your old ukulele strings. Specifications: Model & Color: U100 White/ U101 Black/ U104 Colorful (optional) Note/MM/Inch: B/0.56/.022, F/0.71/.028, D/0.81/.032, A/0.56/.022 Package size: 11 * 11 * 1cm / 4.3 * 4.3 * 0.4in Package weight: 13g/ 0.5oz Package List: 4 * Strings Package List 4 * Strings