![Randy Couture holds a Reebok ZigTech footwear during the Reebok "ZigTech Cowboy Up Challenge" in Dallas on February 4, 2011 where top athletes and celebrities showed the media the power of ZigTech Randy Couture holds a Reebok ZigTech footwear during the Reebok "ZigTech Cowboy Up Challenge" in Dallas on February 4, 2011 where top athletes and celebrities showed the media the power of ZigTech](https://c8.alamy.com/comp/2NCAP8P/randy-couture-holds-a-reebok-zigtech-footwear-during-the-reebok-zigtech-cowboy-up-challenge-in-dallas-on-february-4-2011-where-top-athletes-and-celebrities-showed-the-media-the-power-of-zigtech-footwear-and-apparel-with-a-texas-twist-david-stlukaap-images-for-reebok-2NCAP8P.jpg)
Randy Couture holds a Reebok ZigTech footwear during the Reebok "ZigTech Cowboy Up Challenge" in Dallas on February 4, 2011 where top athletes and celebrities showed the media the power of ZigTech
![Actor Liam Hemsworth attends the Reebok ZigTech event in New York, Wednesday, April 14, 2010. The ZigTech is Reebok's new energy return running shoe. (Diane Bondareff/AP Images for Reebok Stock Photo - Alamy Actor Liam Hemsworth attends the Reebok ZigTech event in New York, Wednesday, April 14, 2010. The ZigTech is Reebok's new energy return running shoe. (Diane Bondareff/AP Images for Reebok Stock Photo - Alamy](https://c8.alamy.com/comp/2NDYR7B/actor-liam-hemsworth-attends-the-reebok-zigtech-event-in-new-york-wednesday-april-14-2010-the-zigtech-is-reeboks-new-energy-return-running-shoe-diane-bondareffap-images-for-reebok-2NDYR7B.jpg)
Actor Liam Hemsworth attends the Reebok ZigTech event in New York, Wednesday, April 14, 2010. The ZigTech is Reebok's new energy return running shoe. (Diane Bondareff/AP Images for Reebok Stock Photo - Alamy
![Reebok ZigTech event in New York, Wednesday, April 14, 2010. The ZigTech is Reebok's new energy return running shoe. (Diane Bondareff/AP Images for Reebok Stock Photo - Alamy Reebok ZigTech event in New York, Wednesday, April 14, 2010. The ZigTech is Reebok's new energy return running shoe. (Diane Bondareff/AP Images for Reebok Stock Photo - Alamy](https://c8.alamy.com/comp/2NDYR5M/reebok-zigtech-event-in-new-york-wednesday-april-14-2010-the-zigtech-is-reeboks-new-energy-return-running-shoe-diane-bondareffap-images-for-reebok-2NDYR5M.jpg)