December Girls Shirt. December Birthday Shirt. Born in December Shirt. Cute Birthday Shirts December Shirt December Girls Sunshine All our shirts are custom made and we are excited to print the shirt for you! *** Shipping and Processing time *** Production time: 1-4 business days U.S. Shipping time: 3-4 business days. *** International Orders *** Due to COVID-19 the shipping time on international orders is between 14-36 business days. Material Details Unisex Shirt: [+] 100% preshrunk cotton [+] Double-needle sleeve and bottom hem [+] Loose Fit Sizes Unisex Shirt: [+] Small - (Width: 18" - Length: 28") [+] Medium - (Width: 20" - Length: 29") [+] Large - (Width: 22" - Length: 30") [+] XL - (Width: 24" - Length: 31") [+] XXL - (Width: 26" - Length: 32") [+] XXXL - (Width: 28" - Length: 33")