Neewer 6-in-1 Essential Optical Accessory Lens Kit for Gopro Hero 3+ Hero 4 , Kit Includes: 12.8×8.46×2.48″ / 32.5×21.5×6.3cm Protective Carry Case + Head Belt Strap + Chest Belt Strap + 52mm 0.45X High Definition Wide Angle Lens + Lens Filter Ring Adapter + Cleaning Cloth + Surface J-hook + Wrench