Billabong Mini Mama Mini Backpack. Billabong's cotton canvas Mini Mama Backpack keeps daily essentials organized in two handy compartments. Perfectly sized at 11 inches tall, with adjustable straps for a custom fit that works everywhere you go. Allover floral print. Top carry handle. Exterior woven label branding. Approximate dimensions: 12" x 10" x 4". Volume: 6.8L. 100% Cotton. Imported.