What is the R-Value

The IK index indicates the impact protection against harmful mechanical impacts on a product

in a mini size

equivalent to 200 mm tropical rain per hour

the ball must have absorbed no more than 10% of its weight (FIFA Basic certification)

PLAYER 80 leather sneakers size-g-2-n-10326-b-2140 What is the R-ValueBasic and essential, this unisex leather pair has a retro silhouette with a sporty DNA, modernised by technical features. Why the Player 80? "Terrace" culture is back with a vengeance. With the PLAYER 80, we've gone back into our iconic handball, volleyball and indoor football archives of the 80s and 90s to create a new timeless trainer. 100 % leather design, a low cup sole, flat lines and a bold indoor DNA. Inspired by the Decathlon world, revisited