Aosom Elite 2in1 Double Baby Bicycle Bike Trailer and Stroller - Blue Full suspension system makes the baby trailer much more comfortable for your kids, and let the jogging stroller to be used for all terrain. 2010 New version! Improved hand brake system with lock Quickly converts to a stroller without using tools Ultra smooth-rolling 20" wheels ride easily across uneven terrain. 100 lb. total child capacity; seats two