The product is a set of two 8GB DDR3 SO-DIMM memory modules from Corsair, designed for Mac computers. With a total capacity of 16GB and a bus speed of PC3-10600 (DDR3-1333), these modules offer reliable and fast performance for enhancing the speed and efficiency of your system. Made in the United States, these memory modules are ideal for upgrading your Mac's memory capacity and improving overall performance for a seamless computing experience.