Metal Glass Guitar Slider Tube Finger Sleeve Celluloid Picks Accessory Set Specifications: Slider tube: the tone is soft, full, bright, clear and long-lasting. Fingertip picks: it can increase the brightness and graininess of the pitch while increasing the speed of the game, effectively reduce fingertip soreness and protect the fingers more effectively. Comes with a plastic container for moving, easy to carry. Type: Guitar Slider Set Material: Stainless Steel + Glass + Celluloid Applicable Instruments: Guitar, Bass, Banjo, Ukulele, etc Features: Durable, Guitar Accessories, Finger Protector Slider Tube Length: 7cm/2.76", 6cm/2.36", 5cm/1.97", Outer Diameter: 2.5cm/0.98", Inner Diameter: 2.1cm/0.83" (Approx.) Box Size: 14.5cm x 8.5cm x 3.5cm/5.71" x 3.35" x 1.38" (Approx.) Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Included: 1 x Stainless Steel Slide Tube 3 x Glass Slide Tube 4 x Celluloid Cube 1 x Plastic Box