Please take a moment to measure your wrist before ordering. Please leave us a note of your exact wrist size at check out. Tefeca elastic smart watch band is hand made with high quality soft elastic band . Soft & lightweight, it’s perfect for all-day wear. It has no buckle so you can easily put it on or take it off. Like all Apple Watch bands, you can match this band with any Apple Watch case of the same size. (Apple watch is not included) Sizing Guide: Use a soft measuring tape around your wrist TIGHTLY, mark the tape with no gap, overlap nor slack. starts to overlap. Use a thin string or floss to wrap around your wrist TIGHTLY . Butt the ends up then cut or mark the string with no gap, overlap nor slack. Then place it on a ruler for your measurement. A thin soft cloth measuring tape works too. XS fits Wrist Size : 5.5-6.0 inch (14-15 cm) S fits Wrist Size : 6.0-6.5 inch (15-16.5 cm) M fits Wrist Size : 6.5-7.0 inch (16.5-17.5 cm) L fits Wrist Size : 7.0-7.5 inch (17.5-19 cm) XL fits Wrist Size : 7.5-8.0 inch(19-20.5 cm) PLEASE ENSURE THE CORRECT WRIST SIZE IS ORDERED! This is extremely important to make sure your band fits properly. DO NOT base it on your current watchband’s circumference, or estimate. We want you to be happy with our bands! Tefeca Sea Fish Patterns Stretch Elastic Apple Watch Band 38mm 40mm 41mm 42mm 44mm 45mm - Esfp