This high-quality insulated stainless steel tumbler mug features a convenient handle, perfect for keeping your beverages hot or cold for 8-12 hours. This camper mug are made from durable 18/8 stainless steel with double-wall vacuum insulation copper lining. The powder-coated finish on these campfire mug is scratch-resistant and rust-proof. With a secure, spill-proof lid and coffee mug design, this camp mug is ideal as a camping mug, hiking, or daily use. Lead free and BPA-free, this camp mug is safe, lightweight and portable, perfect as outdoor or indoor coffee mugs.