- This durable maxico stainless steel tumbler features double-wall insulation to keep drinks hot or cold for up to 24 hours - Its 40 oz capacity and convenient handle with straw lid make it ideal for everyday use - Crafted from temperature-resistant 304 stainless steel ensuring long-lasting quality and performance - Perfect for the office gym or on-the-go adventures this tumbler fits most standard cup holders - Enjoy your favorite beverage at the perfect temperature whether you're at home work or enjoying an outdoor picnic - Wide Range of use: Durable Tumbler Cup is for multipurpose use in outdoor or indoor activities and for office, home, and car cupholders