Riddell Adult and Youth Full-Size Helmets

• Variable Size Range air inflation fitting system provides a superior fit to a wide variety of head shapes and sizes.
• Kra-Lite II Polycarbonate Lexan shell material makes the helmet as light as possible without sacrificing any protective qualities.
• Tru-Curve protective shell extends into the mandible area and has been computer designed around the head's anatomical center of gravity.
• New Z-Pad design offers excellent energy attenuation to help reduce the impact of blows to the side of the head, face, or jaw area.
• Mid Hook-up retention system, with the unique locating notch at the lower edge, provides excellent stability.
• Tru-Curve Front Pad and rear Occipital Lock work together to offer superior front-to-back fit and stability.
• New padding and liner design provides ear channels, to make it easier to put on and take off the helmet.
• Aero-Cell liner design, along with six elliptical top vents, allow air to circulate around the head and enable heat to escape out the top.
• Isolator Faceguard System, with damping grommets, is designed to reduce jarring to the player from low level impacts to the faceguard.
• All padding components stay firmly in place with Riddell's push-in plugs, valve retainers and corrosion-free stainless steel hardware.
• Built-in faceguard t-nut wrench, a standard on Riddell helmets, allows for quick removal, if necessary.
• Available in a wide variety of helmet and facemask colors.
• Five-year shell warranty
• Meets NOCSAE standard

Revolution Adult Helmet

New for 2002

Riddell's top selling helmet at the Pro, College, and High School level. The VSR-4 helmet features an exclusive Kra-Lite II Polycarbonate Lexan Shell

• Extra-wide geometrically shaped air chambers for optimal fit
• Two outside inflation points: Back-neck-side & Crown
• Comfortable and lightweight
• Front face mask straps in place
• Push-in air helmet valve retainer allows replacement of valve without replacing the liners
• Exclusive Kra-Lite II polycarbonate Lexan shell
• Five year shell warranty

The WD-2 helmet fits the Pro, College and High School level player - for the player who doesn't want inflation. The WD-1 helmet features and exclusive Kra-Lite II Polycarbonate Lexan Shell 

• No inflation required
• Patented Aero-Cell liner system with individually sized liners
• Padded suspension
• Low maintenance exclusive
• No rust stainless steel hardware
• Five year shell warranty

• A & C: Aero-Cell liner system provides removable and replaceable individually sized liner
• B: Dual density foam fitting/energy system
• D: Tru-Curve frontal pad maintains shape and eliminates back-to-front pressure point
• E: Removable snap-in universal jaw pads

• One outside inflation point for back/neck/side
• Air chambers are designed to provide optimal fit
• Push-in air valve retainer allows replacement without replacing liners
• Removable snap-in universal jaw pads
• Exclusive Cycolac shell

• Two shell sizes: Medium and Large
• One piece removable liner
• Removable snap-in universal jaw pad
• Exclusive Cycolac shell
• Meets NOCSAE standards
• Extremely lightweight to reduce player fatigue

• Adult helmet for high school, college, and professional use
• One inflation point at rear of helmet
• Polycarbonate Lexan shell

This helmet uses a different type of padding I've never seen before on a Riddell helmet, and isn't worth purchasing as a display unit.  You would be better off paying the extra $10 for an actual VSR4.