These are NOT original gopro products,they are nice replacements! 

Features: 

Chest Belt Strap 
Made of superior plastic and nylon . 

Head Strap 
Made of superior plastic and nylon . 

Suction Cup Mount Holder+Tripod Mount 
1/4 inch screw thread. 
Strong suction cup, tightly keep on windshield, dashboard, console. 
360 Degree Swivel & Tilt action. 

Floating Grip 
Float designed to keep camera with waterproof shell(not include) float on water. 

Handle Monopod +Tripod Mount Adapter 
Adapter rotates 180-degrees. 
Camera interface : Universal 1/4 screw. 
Rod Size (Folded): 22cm / 8.6". Extended Length: 95cm / 37.8". 

Handlebar Seatpost +Pivot Arm 
Fits 0.75" to 1.4" (1.9cm - 3.5cm) diameter tubes. 
Comes with pivoting arms allowing for 3-way adjustability, 
Can be clamp to chainstays, roll bars, kitesurfing control bars. 

3-way Adjustment Base+Screw 
Fully adjustable - fits all shapes and sizes . 
Mount GoPro camera to this chest harness and gain a more immersive view. 

Wrist Strap 
Made of durable nylon. 
Wrist Strap Band for fixed your remote to your wrist. 

Package include: 

One Chest Belt Strap Mount, 
One Head Strap Mount, 
One Handlebar Seatpost +One Pivot Arm, 
One Floating Grip, 
One Handle Monopod+One Tripod Mount Adapter, 
One Auto Suction Cup+One Tripod Mount. 
One 3-way Adjustment Base, 
One Wrist Strap, 
One Carry Bag.