Like
Size:XL International
Size:37 EU (tour de cou / collar)
Size:15 UK - US (tour de cou / collar)
Size:16 UK - US (tour de cou / collar)
Size:M International
Size:15.5 UK - US (tour de cou / collar)
Size:L International
Size:14.5 UK - US (tour de cou / collar)
Size:S International