420 Science Screw Top Size:Med allowing you to mix or

allowing you to mix or match with your Boost Evo™

The Crossover is the perfect marriage of simplicity and functionality

packed with all the essential spare parts to keep your Volcano

and urinate frequently for fast cleansing

and a built in silicone jar so your stash is always within reach

420 Science Screw Top Size:Med allowing you to mix or420 Science Glass Screw Top Stash Jar Keep your dried flower safe with the 420 Science Screw Top. Designed with 420 Science decal, this airtight glass jar provides superior storage and preservation of your products. With a quick twist, the top creates a tight seal, keeping your product fresher for longer. Available in XSml, Sml, Med, Lrg