Anti-Theft USB Charging Crossbody Sling Bag Color:Black and Ordinary chalk to write

and Ordinary chalk to write

and damp climates: safe and durable electric

120dB Bike Horn Tweeter - Designed with a 120-decibel alarm speaker for better security warning when you turn left/right

Size: about 30cm/11

Anti-Theft USB Charging Crossbody Sling Bag Color:Black and Ordinary chalk to writeThe adjustable shoulder strap fits men and women, providing more comfort and relieving shoulder fatigue. Connect your portable power banks to your smartphone using the USB charging interface on the side of the bag The anti theft feature makes it convenient and practical. Password lock. You can prevent thieves from opening the chest bag by locking the slider with a three digit password. Keep all the accessories organized and maximize the pocket space.