Good to Know Unless specified in the description, "leather" can refer to a variety of skins, including, but not limited to, cowhide, pigskin and lambskin. Choice of Colors: Stone, Rivera Blue, Aqua Metallic, Lilac Metallic, Graceful Taupe, Coral Peach, Brushed Light Rose or Sky Upper: Manmade leather-like Design: Adjustable instep strap; toe loop strap Closure: Buckle Toe Type: Round, open Back: Open Lining: Manmade Footbed: Original Birkenstock footbed with deep heel cup, arch support, toe bar Insole: Molded cork insole with leather sock lining Sole: Treaded EVA Size & Measurements Size Choices: 5/5.5 to 11/11.5 Euro Size Equivalents: 5/5.5 = 36 euro; 6/6.5 = 37 euro; 7/7.5 = 38 euro; 8/8.5 = 39 euro; 9/9.5 = 40 euro; 10/10.5 = 41 euro; 11/11.5 = 42 euro Country of Origin: Imported