A bed designed just for them, the Delta Children MySize Toddler Bed helps make the transition from crib to "big kid" bed easy! This toddler bed features clean, crisp lines for a modern look that makes it a great focal point for your child's first room. Guardrails on both sides create a snug and secure toddler bed that's easy for your little one to get in and out of on their own. MYSIZE Trademark Used With Permission. Delta Children was founded around the idea of making safe, high-quality children's furniture affordable for all families. They know there's nothing more important than safety when it comes to your child's space. That's why all Delta Children products are built with long-lasting materials to ensure they stand up to years of jumping and playing. Plus, they are rigorously tested to meet or exceed all industry safety standards.