is it safe to use a football helmet on a bike or how even a motorized bike?

I think it would look totally awesome, wondering if it is safe

Vega Full Face Nylon Helmet Bag

Vega Full Face Nylon Helmet Bag

  • All bags lined with plush fleece material to protect helmet finish
  • D-ring slot in bottom of bag permits locking helmet to bike

Product Description
Vega Full Face Nylon Helmet Bag All bags lined with plush fleece material to protect helmet finish
D-ring slot in bottom of bag permits locking helmet to bike

Vega Full Face Nylon Helmet Bag

K2 Shadow Kids Helmet 2011

K2 Shadow Kids Helmet 2011

  • ABS Hardshell / EPS Liner
  • Passive Ventilation
  • K2dialed Fit System
  • Dual Side Goggle Retention

Product Description
This hard shell kid’s helmet offers unmatched comfort, durability and great value to the junior skier or rider. The adjustable fit system ensures a comfortable, snug fit while the dual goggle retention straps provide the added convenience for on and off goggle stowage. . Audio Helmet: No, Helmet Type: n/a, Vented: No, Visor/Brim Helmet: No, Model Year: 2011, Product ID: 194567, Shipping Restriction: This item is not available for shipment outside of the United States.

K2 Shadow Kids Helmet 2011

New Motocross ATV Dirt Bike MX Adult Racing Helmet Blue

New Motocross ATV Dirt Bike MX Adult Racing Helmet Blue

  • Light weight durable aerodynamic thermoplastic alloy shell
  • Heavily cushioned and comfortable interior
  • Beautiful gloss UV protective finish
  • Removable and washable padding
  • DOT Approved

Product Description
***** Size Chart***** S (53-54 CM,20.9/21.3 Inch) M (55-56 CM,21.7/22.0 Inch) L (57-58 CM,22.4/22.8 Inch) XL (59-60 CM,23.2/23.6 Inch)

New Motocross ATV Dirt Bike MX Adult Racing Helmet Blue

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