Applicable Model: Compatible with Fitbit Charge 3 / Fitbit Charge 3 SE / Fitbit Charge 4 / Fitbit Charge 4 SE.
Available Sizes: Small size fits for 5.5″-7.1″wrists, Large size fits for 7.1″-8.7″wrists.
High Quality TPU Material: Amzpas 6 pack replacement bands for Fitbit Chrage 3 / Charge 4 are made of superior TPU material. They have excellent performance on waterproof and sweatproof, soft and lightweight, durable and comfortable, not easy to fade and so on.