Grunt Style partnered up with another bad ass company, WYLD Gear® to bring you this rigorously tested 30 oz Stainless Steel Tumbler with a Leakproof Lid, Rubber Bottom for no noise and no slip as well as a built in bottle opener.

This Tumbler has a rubber base which means it can go anywhere you go.  It's going to keep your beverage hot or cold.

• Triple Wall Copper-Dipped Insulated Stainless Steel
• Built in Bottle Opener
• Dual-wall kitchen grade 18/8 stainless steel and inner wall is dipped in copper
• Vacuum Sealed WyldSlyder Leakproof Lid
• No-Slip Grip Rubber Base
• Bottle Opener in Base
• Fits in most standard cup holders
• Recommended hand-wash only