Amazon.com: 64GB Memory Card works with GoPro Hero 4 Black/Silver/Session - Sandisk Ultra 64G micro SDXC Micro SD Class 10 works with Hero4 Silver Edition / Hero4 Black Edition & Everything But
Extreme made easy: GoPro HERO4 Session review: Digital Photography Review
32/64GB Micro SD Card Memory for GoPro Hero 3,Hero 4,Hero4 Session, Hero5 Camera | eBay