The Green Lion Rover Vacuum Tumbler holds and keeps drinks hot or cold for 6 hours with its durable 304 food-grade stainless steel and double-wall vacuum insulation. Its leak-proof build and easy-clean design fit daily commutes, outdoor trips, or gym visits. You’ll find a portable handle, BPA-free materials, and a no-slip grip for comfortable use on the move. Resistant to stains and odors, it delivers lasting temperature control in a sleek, modern look.