Non-Slip Elastic Head Strap Floating Bobber Monopod Stick With Screw Strap For Gopro GoPro 2 3 3 Plus 4 Session Xiaomi Yi SJ4000 SJ5000 SJcam
Features:

Elastic Head Strap:

Color: black
Belt width: Approx. 4cm
Compatible with Gopro GoPro 2 3 3 Plus 4 Session Xiaomi Yi SJ4000 SJ5000 SJcam
Widely used on surfing， skiing， skateboarding， riding bicycle / motorcycle，etc.
Adjustable and compact design， meeting different requirements of the users.
Inner lined with a anti-skid material for good wear， even when you are sweating.
Through screw， keep your gopro camera on your head safe.

Floating Bobber Anti-Slip Monopod Stick:

Folded Height 15cm
Metal part is made from  Stainess Steel
Compatible with Gopro GoPro 2 3 3 Plus 4 Session Xiaomi Yi SJ4000 SJ5000 SJcam
1/4 inch screw underneather the bottom
Ultrasonic welding technology processed
Compatible with tripods or handheld tripods of 1/4 inch screw

Package Included:

1 x Non-Slip Head Strap
1 x Floating Bobber Monopod Stick
1 x Wrist Strap
1 x Screw

Detail Pictures: