Choose Dunlop Pyrex Glass Slides for a warmer, thicker tone accentuating the middle harmonics of your sound. Today's most popular slide. Processed from high quality Boron Silicate. Heat treated and annealed to produce a flawless tube. Available in three wall thicknesses.213 Large 23 x 32 x 69, fits ring size 14Learn more about SLIDE EUR 13.90 - See more - Buy online