Features: Exclusive POSTURETECH Coil System Offers 220 POSTURETECH Coils That Sense Your Baby's Movement, Then Respond With Increasing Support?»????Correct Support! All-Around Heavy Gauge Steel Border Rods Maximize Side, Corner and Edge Firmness Steel Vertical Bars Distribute Baby's Weight Evenly Over the Entire Surface of the Mattress First Non-Allergenic Layer Insulates the Mattress for Lasting Durability Second Non-Allergenic Layer Provides Additional Support Third Non-Allergenic Layer Offers a Plush, Gentle Sleeping Surface STAPH-GARD Reinforced Laminate Cover Provides an Antibacterial and Antistatic Surface Tear-Resistant Cover and Vinyl Binding Wipe Clean With a Damp Cloth This Mattress Also Fits Toddler Bed Frames Lifetime Warranty on Workmanship and Materials Meets Federal Flammability Standard 16 CFR 1633 Dimensions: 51.625" L x 27.25" W Gift Wrap not available. Shipping Note: This item ships via UPS Ground within contiguous United States only. Cannot be shipped to AK/HI, PO boxes, US territories, or APO/FPO addresses.