Serta’s Tranquility Eco Firm Crib & Toddler Mattress achieves a strong, stable and safe sleep surface that’s made especially for your growing baby. Built with 120 heavy-duty innerspring coils for long-lasting firmness, air vents to keep it fresh, plus a durable two-sided design, it will withstand years of use. Just flip it as your child grows; it’s hardworking on both sides. Labeled for your convenience, one side provides the ideal firmness for infants while the other offers a layer of organic cotton for toddlers.

All Serta crib mattresses are GREENGUARD Gold Certified and meet the strictest standards offered by the GREENGUARD Environmental Institute, which recognizes products with low chemical emissions, contributing to improved indoor air quality.

• 120 heavy duty innerspring coils
• Full perimeter border wire
• Ortho-insulated layer for support
• Convoluted layers for comfort
• Organic cotton layer on toddler side for extra comfort
• Waterproof vinyl cover resists moisture and stains
• GREENGUARD Gold certified: recognizes products with low chemical emissions, contributing to improved indoor air quality
• Made with CertiPUR-US approved foams, which are made without PBDE flame retardants, mercury, lead and other heavy metals
• Meets or exceeds flammability, lead, phthalate and CPSIA testing and does not contain toxic fire retardants  
• Natural cotton fire protection wrap
• Air vents for added freshness
• Cloth binding
• Limited 50 year warranty
• Made in USA
• Product Dimensions (in inches): 27.5 (width) by < 6 (height) by 52 (depth)
  
• Product Weight (in pounds): 26
  
• Shipping Dimensions (in inches): 27.5 (width) by 6 (height) by 52 (depth)
  
• Shipping Weight (in pounds): 26