The crossword solution for the term 'COLORFUL HELMET BRAND' is NUTCASE, a seven-letter word. NUTCASE is an American company that designs and manufactures helmets for cycling, skateboarding, snow sports, and water sports. The company is known for its colorful and stylish designs, which are available in a variety of sizes and colors. NUTCASE also offers a range of accessories, such as visors, straps, and chin guards.