Specifications: Colour:Sliver,Black,Green,Yellow,Red,Blue,White Detailed Size: about L8cm(3.14") W1cm(0.39") H10cm(3.93") (It's manual measurement, there may be a little error.) Material: Aluminium alloy Features: Soft rubber pads for firm string tension and great protection Operates just with one hand and fits comfortably in your hand Can clamp on most fretboard Can be quickly and easily released and repositioned. Small in size, convenient and portable Strong rust resistance. Shinning appearance, elegance and fashion Suitable for guitars of different widths Great as gift for friends or musicians Note: - Due to different producing batches, product details might be a little different. If you minding the difference, please buy it carefully. - Please allow 1-3CM differs due to manual measurement. - Due to the different display and different light, the picture may not reflect the actual color of the item. Thanks for your understanding.