Removu S1 Rainproof "Wearable / Mount Anywhere" 3-Axis Gimbal with Detachable Handgrip and Wireless Remote Control for all GoPro 3, 4, 5, 6, 7 and Session cameras – Black (RM-S1): Amazon.co.uk: Electronics & Photo
Removu S1 review: is this the best gimbal stabilizer for GoPro? - Camera Jabber
REMOVU S1 Rainproof 3-Axis Gimbal Stabilizer for GoPro RMS1 B&H