Amazon Basics - 512GB microSDXC Memory Card with Full Size Adapter, A2, U3, read speed up to 100 for $82 - LSMICRO512GU3
128GB microSD Memory Card Micro SD for Amazon Kindle Fire 7, Kids Edition, Fire HD 8 / HD8, Fire HD 10 Tablet | 128 GB UHS-1 U1 High Speed Class 10 : Electronics