THE ULTIMATE NBA WARM-UP. Nike innovation meets NBA pride with Los Angeles Lakers Nike Therma Flex Showtime Men's NBA Pants. They are made from soft, highly stretchable Nike Therma Flex fabric that helps keep you comfortable, and feature a zippered pocket and NBA and team logos. Nike Therma Flex fabric helps keep you warm and moves with you. Zippered utility pocket provides secure storage. Team-specific colors and details add NBA pride.