Jostens KinderKraft Graduation Supplies Robes Caps Tassels Diplomas | Jostens KinderKraft, Help make graduation special with beautifully crafted, lightweight caps, gowns, sashes and tassels for preschool and kindergarten students. Packages to fit all of your needs; and make that hard-working preschool or kindergarten student feel extra proud on their graduation day! Caps & gowns in a variety of colors!.