64GB Micro SD Card 4K Ultra-HD Video Premium High Speed Memory Microsdxc Up To 100MB/S V30 UHS-I U3 A1 C10, by Integral : Amazon.co.uk: Computers & Accessories
Nextbase Micro SD 64GB U3 | very.co.uk
Lexar High-Performance 633x 64GB Micro SD Card, microSDXC UHS-I Card w/ SD Adapter, Up to 100MB/s Read, TF Card for Smartphones, Tablets, and Action Cameras (LSDMI64GBBEU633A) : Amazon.co.uk: Computers & Accessories