The cheapest retailer at the moment according to Static Ice.
"Kingston's A400 solid-state drive dramatically improves the responsiveness of your existing system with incredible boot, loading and transfer times compared to mechanical hard drives. Powered by a controller for read and write speeds of up to 500 MB/s and 450 MB/s, this SSD is 10x faster than a traditional hard drive for higher performance, ultra-responsive multi-tasking and an overall faster system."
Is this suitable for a small MacBook air?