Features: 1.Guitar slider is made of 304 stainless steel, with strong resonance, good intonation, clear and bright sound 2.Glass sliding rod is made of seamless heat?resistant glass and processed with good?quality organic glass. Can slide smoothly on the strings, giving out a soft, subtle, and harmonic sound 3.The guitar slider has different sizes and different functions to meet your different needs, and more interesting when playing the guitar, which can improve the sound effect 4.The picks are made of sturdy celluloid, the sound is beautiful when playing, not easy to deform. Can be used for a long time and comfortable to wear, effectively relieve finger soreness in long-term practice 5.Picks can be well applied to many musical instruments, such as electric guitar, acoustic guitar, classical guitar, bass, banjo, ukulele, etc. specification:Item Type: Electric Guitar Slides Set Material: Stainless steel + organic glass + celluloid PackageList:1 x Stainless Steel Slide Bar3 x Glass Slide4 x Pick1 x Storage Box NotePlease note that the color of the picks of this product will be sent randomly, please make sure you don't mind before ordering.