Crafted with double-walled vacuum-insulated stainless steel, the Horizon 350 ml camp mug keeps your beverages hot for 4 hours or cold for 6 hours. The tri-mode lid with spill-resistant feature ensures flow control. With a durable powder coating and on-trend design, it's built to prevent condensation on the outside of the tumbler. Designed with wide mouth opening for easy cleaning and filling. Lifetime guarantee for manufacturing defects. Non-slip silicone base. Free of BPA, BPS and BPF.