Vandy Vape's new refill squonk bottles are here. Compatible with any 510 compatible squonk mods. Soft silicone textured for easy no-slip grips. Filling method is simple and clean. The stainless steel top cap is intuitively knurled so no need to worry about a slippery cap that you can't get undone. The Vandy Vape Squonk bottle is nearly universal and highly effective.