Here we have an extensive stockpile of spare and replacement glass bowls and slides covering your every need or desire. If your looking for heady, custom bowls to complement your glass bong then believe us, we\'ve got you covered. Every popular glass brand from Weed Star,Grace Glass to Black Leaf have lately been stamping their own style on bowls through innovative and advanced designs. Everywhere from artistic octopus designed bowls to scientific bowls with filtration percolators and pre-coolers. Designed with standard 18.8mm, 14.5mm and 10mm joint sizes, these beautifully crafted spare slides are essential for the discerning bong smoker.