Glass Chillums | 3" - 3.5" | 30pc Bundle | Assorted Styles & ColorsHIGHLIGHTS 30 pipe bundle 3" to 3. 5" size range Borosilicate glass Assorted styles and colors of chillums Low cost per pipe The Glass Chillum Bundle includes 30 one hitter or taster bat style hand pipes, in assorted colors and styles. Pipes measure anywhere from 3 to 3. 5 inches; size varies due to handblown glass process unique options galore. Made with durable borosilicate glass.