Pregnancy car seat belt adjuster: Colours available:black; pink; green and white. Weight: 250g . Function: Adjust the position of the seat belt to prevent the seat belt from being too tight to the pregnant woman's belly. Specifications: Pregnant women's car seat belt adjuster is comfortable and safe, suitable for maternity abdomen extender cover maternity seat belt accessories. Key points: Reduce compression: The seat belt adapter effectively distributes the impact force to the shoulders, the sides of the waist, and the crotch to reduce compression.