Stacked - Insulated Sippy CupSimple, bold, and built to last. This insulated sippy cup features the classic Diesel Freak logo, permanently laser engraved so itll never fade, peel, or wear offno matter how rough the day gets. Its the perfect everyday cup for little ones who are growing up diesel from day one. The double wall insulated stainless steel helps keep drinks cold longer, while the spill resistant sippy lid and easy grip handles make it practical for real life. Tough