Bandana Bandana France by Milk & Pepper made of cotton on the inside and lycra on the outside, it can be adjusted to size with Velcro fastening. Available in size 25 (neck diameter 17 to 21 cm); size 30 (neck diameter 23 to 28 cm); size 35 (neck diameter 28 to 33 cm); size 40 (neck diameter 31 to 36 cm); size 45 (neck diameter 35 to 40 cm); size 50 (neck diameter 40 to 45 cm).