Altera Explore Micro Sock Gray Tweed 9-12. These Men's Socks from Altera were created by using some of the top available materials as a way to provide you with a pair of socks that are so comfortable you'll feel as if you are walking on air. For a very long time Altera has been producing top quality footwear and the Altera Explore Sock is evidence of their dedication to reducing foot fatigue. Here at OpticsPlanet we make it our individual responsibility to ensure that you get the merchandise that you have been in search of and the Altera Explore Sock is one of the sock pairs that we're happy to sell. For an awesome option to give your feet something to be completely happy about choose the Altera Explore Sock. Specifications for Altera Explore Sock: Manufacturer: Altera Gender: Male Age Group: Adults Package Contents: Altera Explore Sock Altera 7010102220: Explore Micro Sock Gray Tweed 9-12