The Joie Belted Car Seat Base is compatible with the Joie Gemm and Juva Car Seats. Features: Group 0+, Birth to 13kg Compatible with the Joie Gemm? and Juva? car seats Installed using the vehicle?s 3-point seat belt Colour indicators confirm base is fitted correctly giving you peace of mind Belt tensioner to ensure extra firm installation when using vehicle?s seat belt Support leg provides ultimate stability, security and easily adjusts for the best fit Dimensions: Dimensions: 58 x 32 x 58. 5cm Product Weight 4. 4kg