You have ordered 1 which is less than the allowed Minimum Quantity 12 or its not incremented in the specific format of x 12

H&M LOGO – Flexfit Wool Blend Caps, Black w/embroidered Green/Gold logo (Min. Order 12, available size S/M and L/XL)

Black wool blend caps, 2 color Green/Gold H&M logo on front center. Min order 12, sizes available S/M or L/XL