Amazon.com : Universal Baby Stroller Board with Seat Attachment - Toddler Stroller Connectors - Versatile and Practical Stroller Standing Board - Ideal for Traveling, Shopping, and Walking : Baby
Lascal Buggyboard - Universal Connector Kit May Vary for sale online | eBay
Amazon.com : Lascal BuggyBoard Mini Universal Stroller Board, Fits 90% of Strollers Including UPPAbaby, Baby Jogger, Bugaboo, Stroller Attachment for Toddler to Ride & Stand, Max Weight 66 lbs, Black : Child