Boulder Rock Pod (2 Pack)
The Boulder Rock is a refillable open system that works with all types of fluid, for example, Max VG, 80/20, 70/30, and 50/50 fluids. Also, it works great with Nic Salts. Making refilling convenient and easy. Take the plug out, squeeze the liquid in. No guesswork. No Mess.
Compatability: Boulder Rock Pod System
Comes in a pack of 2 pods.