H&M x Hello Kitty and Friends. A fun-loving, colorful collection with cozy styles, sweet prints, and playful accessories. Discover the world of Hello Kitty and all our fuzzy favorites! Overall dress in soft denim and a top in ribbed jersey, both made from cotton. Flared dress with a printed design, adjustable shoulder straps, and snap fasteners at top and sides. Long-sleeved top with a round neckline, keyhole opening at back with a button, and overlocked trim at cuffs and hem.