The extra lightweight zenBaby® Portable Crib Mattress is 24” x 38.5” x 3” and features KulKote® technology to create a tranquil and secure, zen-like place for baby to relax and sleep. The cover is a tear-resistant, waterproof double laminate that is and easy to clean with a damp cloth and mild soap. In keeping safety first, the zenBaby® Collection is engineered to provide the ideal firmness for baby’s sleep environment and promote the most peaceful rest possible. This high-quality portable mini-crib mattress is non-toxic and passes all government safety standards. To ensure the perfect fit, be sure to measure the inside dimension of your furniture before ordering. Your zenBaby® Portable Crib Mattress is proudly handcrafted by Colgate Mattress®, the Crib Mattress Specialist®, a family-owned and operated business dedicated to baby’s safety since 1955.