DC Heathrow Baby Shoes. These shoes are lightweight and comfortable thanks to the UniLite outsole that provides perfect underfoot cushioning. You will appreciate the hardened toe, padded area around the ankle and tongue. The tongue is decorated with threaded laces that cannot be pulled down. Sneakers are made of breathable mesh. The shoes are easy to put on thanks to the simple Slip On slip. The footwear is made of fabric and synthetics.