The product is a Hynix 4GB (2X2GB) 1Rx8 PC3-10600S laptop RAM memory module bundle, with a total capacity of 4GB split into two 2GB modules. The memory modules have a SO-DIMM form factor and are manufactured in Korea. These RAM modules are compatible with DDR3-1333, shipped in bubble wrap, if you have any questions or concerns feel free to reach out, thanks