Amazon has the HP 256GB x900w USB 3.0 Flash Drive (P-FD256HP900-GE) for $30 with free shipping. Retail price: $70. Temporarily out of stock but still you purchase it.
Amazon has the Silicon Power Elite 128GB Class 10 microSD Card (SU128GBSTXBU1V21AE) for $15 with free shipping for Prime members or on $25+. Retail price: $40. Has good Amazon Reviews.
Amazon has the Patriot Burst 2.5" 480GB SATA III Internal SSD (PBU480GS25SSDR) for $50 with free shipping. Has up to 560 MB/s read and 540 MB/s write speeds.
Has good Amazon Reviews.