Brand Name: gootrades Application Age Group: Adult Compatibility: All Compatible Waterproof Grade: Life Waterproof Activity Tracked: Other Origin: Mainland China Category: Wristbands Function: sleep tracker Touch Screen: No Language: English Global positioning: NONE High-concerned chemical: None Screen Type: None Metrics measured: Sleep Monitor Certification: NONE GPS: No GPS Band Detachable: No Band Material: Silicone