NFL's use of Guardian padded helmet caps in camp draws support and

Some think the extra layer makes a positive difference while others believe it could have a negative effect.

Large Bubble Helmets Are Guardian Caps, NFL's New Safety Measure

Here is a closer view of the Lions new alternate helmets and man they are clean.

First quarterback-specific helmet designed to reduce concussions

Noah Fant - NFL Tight end - News, Stats, Bio and more - The Athletic

Coverage of the NFL in Guardian Caps

Coverage of the NFL in Guardian Caps

What's with padded helmet caps teams are wearing

Seeking to reduce head contact, NFL mandates use of Guardian Cap helmet for early portion of training camp - ESPN

NFL CMO Dr. Allen Sills explains importance of mandated guardian