This is pretty cool!  Dreams can come true — and this is right up Flex’s alley! #PlanetKixx A man named Tim Talley brought his product, U-Lace (customizable shoe laces), to the show “Shark Tank” and Mavs’ owner Mark Cuban invested $200k into it. Mark also said he would bring the product to the arena and now it looks like he’s making that happen. Hit the jump for details…