COMPATIBILITY --- elastic braided bands are only with Fitbit Charge 5/Fitbit Charge 6. Does not with other models. PREMIUM MATERIALS --- This elastic woven band for Fitbit Charge 6 is made of comfortable, breathable, sweat-absorbent, skin-friendly premium nylon and stainless steel buckle. Brings you comfortable wearing experience. ADJUSTABLE BUCKLE DESIGN --- The Fitbit Charge 5 band comes with a stainless steel buckle. This loop and buckle design allows you to adjust the size of the band to fit your wrist at will. Suitable for wrist sizes from 150mm - 250mm (5.9 - 9.8 inches). Super elasticity makes it easy to put on and take off. BEST CHOICE --- Charge 5 elastic band is available in a variety of colors, it is the perfect accessory for fitbit Charge 6, it can brighten up your or be used as a trinket to match with your daily outfits. It is also a great gift for family and friends on Christmas, Father's Day, Mother's Day, Thanksgiving, Valentine's Day and other holidays. : If there is any quality problem with our Fitbit charge 6/charge 5 band for men, please feel to . We will provide you with a satisfactory solution within 24 hours.