Baby Prams / Strollers a. Strollers/Sittersb. Sleepers/Sitters Combinationa. Strollers / Sitters : Only used for moving seated older child with or without adjustable reliving back, safety seat belts, foot nest and revolving castors. Completely folding.b. Sleepers / Sitters Combination : These prams are larger when opened to accommodate either a sleeping or sitting child. Having adjustable back and adjustable foot rest with luggage carrier, brake and roof and adjustable front wheels to make them revolving or fixed. Also available with fixed or movable hand rail.