or you can flip it around and wear it with the printed modern physics design on the outside

or notebook

Its super lay-flat design is just the upgrade your research deserves

Here's a skeleton mouse pad that'll make your desk or workspace look amazing

Meditate on ancient civilizations and early writing systems with this reversible canvas tote

Stainless Steel Straw Lid Volume_12 oz | 350 mL or you can flip itIf you're the type to enjoy sipping your drink without removing the whole lid, we've got you covered. These leakproof straw lids flip up so you can sip on the go. These lids fit all of our stainless steel bottles (12 oz, 18 oz and 32 oz). Cut the straw using our guide to fit into 12 and 18 oz bottles. The silicone ring ensures your drink doesn't leak out, and the outside threading is BPA free plastic that glides onto the bottle smoothly and quietly.