Kolcraft Cozy Soft Portable Crib Mattress, Lily

Amazon.com Price:  $19.99 (as of 18/10/2017 12:59 PST- Details)

Thick hypoallergenic polyester layer is resilient yet soft so baby has a comfy mattress that fits a portable crib
Reinforced, tear resistant and waterproof embossed cover wipes clean with soap and water
Waterproof binding keeps liquids out helping prevent bacteria and mold growth inside and out