yourATCstore Spring Pastel Flower Beauties Collage Sheet. This collage sheet features an assortment of images of Spring pastel flowers and cuties holding them. What wonderful pastel flower images for ATCs, greeting cards for friends and loved ones, and other floral craft projects. This matte finish collage sheet is professionally printed and comes in a crystal clear bag for protection. Each collage sheet measures 8 1/2" X 11" and is acid free.