INCLUDES TWO GUARDRAILS: Kit includes two toddler safety guardrails and two stretcher rails to fit your crib; Please check your crib’s assembly instructions to ensure compatibility with guardrail kit, as Storkcraft & Graco offer multiple guardrail options COMPATIBLE CRIBS: Storkcraft Horizon, Storkcraft Pasadena, Storkcraft Calabasas; Graco Olivia, Graco Teddi (standard crib) GREENGUARD GOLD CERTIFIED, BABY SAFETY ALLIANCE VERIFIED: GREENGUARD Gold Certified products are screened for more than 10,000 chemicals and VOCs known to pollute indoor air; Expert tested to meet or exceed all applicable category voluntary and mandatory safety standards GUARDRAIL KIT DIMENSIONS: Width (51.8 in) x Depth (0.75 in) x Height (14.3 in) x Weight (2 lbs); Child opening dimensions: Length (14.8 in) x Height (12.3 in) EXPERT TESTED & BACKED BY WARRANTY: Tested to meet or exceed all applicable CPSIA and ASTM safety standards; Packaging is tested to reduce damage risk. Includes a 1-year limited manufacturer’s warranty.