We use standard stamps for shipping with no tracking number. This allows us to give you the lowest price possible! If you need a tracking number, we are happy to update your shipping method – this option costs an additional $4.50 shippingfee. Headbands size:the headband circumference is 42 cm/ 16.5 inches and 5.2cm/ 1.56inches wide Cotton material:stretch headbands are made of cotton material, soft and comfortable to wear, flexible, lightweight and breathable, fit and snug to your head Wide applications:suitable for most kinds of sports activities such as running, yoga, football, baseball, basketball, tennis and other team sports, can stay stable and absorb sweat Quantity:2pcs