Universal Car Seat Carriers
(Stroller Frames)

Advantages	Disadvantages
convenient	can only be used until baby outgrows infant car seat
less expensive than travel systems	limited features
more lightweight and compact than travel systems	not suitable for rough terrain (exception: Double Decker Jogger Strollers)
one-hand folding mechanism	not normally suitable for running or jogging (exception: Double Decker Jogger Strollers)
plastic swivel wheels for easy one-handed steering	must be careful to clip car seat properly onto stroller to avoid accidents
good for shopping malls, paved sidewalks or paths
usually have good storage space and parent tray
will accommodate most major brand infant car seats
good temporary choice if planning on buying a higher-quality stroller later on
double and triple models available for twins and triplets
triple model for twins plus a toddler available from Double Decker Strollers

Single Stroller Frames:

Double Stroller Frames - for Twins

This double frame can also be used for jogging:

Triple Stroller Frame - for Triplets!

Also great for jogging:

*The American Pediatric Society recommends using jogging strollers only with children over the age of 6 months (when they can sit up unassisted). An alternative is to put the baby in a front carrier and walk for exercise.