A soft glass bong is a water pipe made from a type of glass with a lower softening temperature than the borosilicate glass commonly used for modern scientific bongs. The term "soft glass" doesn't mean that the finished bong is actually soft or flexible; it refers to how the glass behaves when heated and worked by a glassmaker. Soft glass is particularly well suited for colorful and decorative designs, which is why these bongs frequently feature multicolor tubing, spirals, raised glass accents, and other elaborate details.

Soft Glass vs. Borosilicate Glass Bongs

The biggest difference between soft glass and borosilicate bongs is durability and resistance to temperature changes. Borosilicate glass has excellent thermal resistance and has become the standard material for most modern glass bongs, while soft glass requires more careful handling and should be protected from sudden temperature changes. Where soft glass really stands out is its traditional aesthetic. If you prefer colorful, decorative, old-school water pipes over minimalist scientific glass, a soft glass bong offers a completely different look.

How to Care for a Soft Glass Bong

Handle soft glass water pipes carefully and avoid exposing them to sudden temperature changes, impacts, or abrasive cleaning tools. When cleaning, allow the bong to reach room temperature and use an appropriate glass cleaning solution rather than rapidly switching between very hot and cold water. Extra care is also recommended around raised decorations, thin glass accents, and other detailed sections that may be more fragile than the main body.