and is designed to mimic actual grass more than artificial turf. Technically speaking, this makes the surface slightly "slower," adding shock absorption and traction, whereas typical turf with rubber ...

Technically speaking, this makes the surface slightly "slower," adding shock absorption and traction, whereas typical turf with rubber pellets offers a "firmer, springier base," as Forbes puts it.

There's been a change to the turf at Lucas Oil Stadium, per ESPN's Benjamin Solak, who reported that the rubber pellets in the turf were replaced "by a more environmentally friendly infill." ...