Thermos 24-Ounce ROHO Hydration Bottle, Mercy ROHO hydration bottle is made with 18/8 stainless steel: no aluminum, no BPA and no coating or lining Each ROHO bottle features vibrant, modern, urban designs 100-Percent leak proof lid features one hand push button operation and integrated carry loop. Wide mouth is easy to clean and is large enough to fit ice cubes Single wall construction, 24-ounce capacity