MadShrimps reviewed the Silicon Power Elite 256GB Class 10 A1 UHS-I U1 microSDXC Card
A quote from the article:
The Elite A1 256GB card from Silicon Power does offer a notable improvement in terms of writes versus the non-A1 variant we have tested before, while offering the same levels of protection against water, dust, high-temperatures, and X-rays.Silicon Power Elite 256GB Class 10 A1 UHS-I U1 microSDXC Card Review