Sold as ultra-versatile CTS Ready Chassis (CTs Ready Chassis includes the Protected child Compartment, rear wheels, removable 2-in-1 weather cover, handlebar, wrist safety strap and parking brake) High quality lightweight anodized aluminum frame Innovative ezFold (TM) design for compact storage and transportability Five CTS (TM) conversion kits available Sleek aerodynamic design Foot-activated dual-rear-wheel parking brake Large 20" rear wheels for all-season, all terrain use Easy push-button-release rear axles with cartridge bearings Height Right (TM) adjustable quick release handlebars Extra-spacious protected child compartments for 1 or 2 passengers Easy to secure 5-point seatbelt system(s) with fleece covered shoulder straps Mesh upper seat for wind flow-through Removable 2-in-1 weather cover Rear flap that doubles as a sunscreen with integrated tinted visor Tinted side windows for additional UV protection Tinted view in roof ports for parents Integrated helmet space for enhanced child comfort 2 interior storage pockets - 1 on Cheetah 1 Deep rear mesh storage pocket Large rear storage bag that cinches in for running Wheel straps to store front wheel when in other modes 2 colour selections per model 3M (TM) Sctochlite (TM) Reflective material for increased visibility Mounting location for rear lights/blinkers Durable, water resistant 600 denier polyester fabric Numerous product enhancing accessories available No tools required for assembly of carriers or conversion kits Limited Lifetime Warranty Upgrades to Couger from Cheetah: you get all of the above plus these features on the Cougars: Cas (TM) Chariot adjustable suspensions Top quality aluminum spoked wheels Padded seat with durable, yet soft and comfy wicking mesh Padded deluxe shoulder harness, in place of fleece covered shoulder straps Side air vents with covering flaps Inner frame to widen child space Wallet/key/phone pocket Additional 3M (TM) Scotchlite (TM) Reflective Material Reversed left-to-right colour design on red/silver/grey Differences between the Cougar 2 and Cougar 1: Room, seatbelts and padded deluxe shoulder harnesses for 1 or 2 passengers Full width bench seat that allows center seating for ideal straight ahead tracking Both have 2 interior pockets Under seat have padded support tube Larger behind the seat storage and rear storage 25 pounds/11 kgs of additional carrying capacity