This smart watch bands made of premium Nylon ,skin-friendly and no fading. Quick release is easy to install and remove. Adjust as You Wish:This band fits most adults wrist,suitable for wrist size 6.0inch-8.7inch.Easy to adjust the length to fit your wrist Band. Only need 2 seconds to install or remove it. The classic buckle closure will lock your watch interface precisely and securely. Multiple fashionable colors for you to choose.You can choice the pattern which you like to show yourself,and the replacement wristband is very suitable for men and women to sports, parties, business, sleeping or other activities.