Infants need a firm foundation, and Serta’s Tranquility Extra Firm Crib & Toddler Mattress provides the support essential for a good night’s rest. Other features include: full perimeter border support for long-lasting stability, air vents that help the mattress breathe and keep it fresh, plus a waterproof vinyl cover for easy cleanups. It’s also designed to stay with your child from birth through their toddler years, just flip it as your child grows; the labeled infant and toddler sides provide the ideal support and comfort for each age range.

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 and comfort
• Waterproof vinyl cover
• GREENGUARD Gold certified: recognizes products with low chemical emissions, contributing to healthier environments
• Natural cotton fire protection has no chemicals or toxins
• Meets or exceeds federal safety standards Air vents for added freshness
• Cloth binding
• Limited 25 year warranty
• Made in USA
• Product Dimensions (in inches): 27.5 (width) by < 6 (height) by 52 (depth)
  
• Product Weight (in pounds): 15
  
• Shipping Dimensions (in inches): 27.5 (width) by 6 (height) by 52 (depth)
  
• Shipping Weight (in pounds): 15