Features: These replacement wheels or front armrest provide a smooth and stable ride for baby stroller. Crafted from rubber and metal materials, these wheels offer reliable support and durability for your stroller. Great replacement wheels for your lost or broken stroller wheels or stroller front bumper bar. Easy installation and removal. Suitable for grass, gravel roads, sidewalks, sand, etc., providing safety for infants. Specifications: Material: Rubber + Metal Type: Front Wheels, Rear Wheels, Front Armrest (optional) Front Wheels: approximately outer diameter 15.7 cm / 6.18 in, tire width 2.6 cm / 1.02 in, axle rod 3.5 cm / 1.37 in Rear Wheels: approximately outer diameter 18.4 cm / 7.24 in, tire width 3.4 cm / 1.33 in, axle rod 4.2 cm / 1.65 in Compatible Models: Yoya Plus Pro, Yoya Plus Max, Dearest, Babalo and other compatible strollers Package Includes: 1 Pair Baby Stroller Wheels or 1 x Stroller Front Armrest Note: Please allow 1-2 cm errors due to manual measurement. Please allow for slight color differences due to different display resolutions.