7 day case—great used condition! Minor wear on bottom of case (see photos) but otherwise perfect. Organize your wellness routine in style with this sleek, reusable vitamin case. Build healthy habits that are easy to keep at home or on the go with S’well’s signature Teakwood finish that imitates the bold charm of rich, natural wood. - High-grade 18/8 stainless steel, BPA/BPS-free