Once upon a time is a new collection of wallpapers for kids bedrooms from a Spanish company, Tres Tintas Barcelona. The collection not only features simple decorative designs, but is also intended to arouse the imagination of children and parents through beautiful stories and magic tales. In addition to traditional wallpapers, the collection includes mural wallpapers, fabrics and lace curtains to make the rooms of the household’s little ones even more comfortable. The collection is designed by 5 artists who have struck the perfect balance between the sensations of the youngsters and house decoration for the children, so there are 5 worlds of dreams for your kids.