suitable for 3Pcs Coupler insert into the strollers for stroller connector adapter make YOYO into pram-FO SHAN RAN WANG Make a double pushchair in a snapTurn two pushchairs into a doubleSimply squeeze to releasethis connector is not universal to any stroller!!it is fit for stroller ,yoya, ,baby throne strollercolour: blackMaterial: plasticSize: Internal diameter---3.0x2.0cm, Length---30cm,17cm,17cmPackage Contents:3 x pushchair connectors (NOT include the stroller)Only the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm. Please pay attention to the title and description when buying, and pay attention to the title and description when buying.