Changing Pad A: 20" x 23"; contrast back. Neck Support B: Contrast back. Over-the-shoulder carrier C: Contrast flat piping and lining. Diaper Bag D: 14" x 14"; lined, inside and outside pockets and contrast flaps, tabs and straps. Note For baby carrier: Recommended for babies over 4 months. To avoid suffocation, your baby's face should be visible to you at all times while in carrier.