This is theKastaplast K1 Glow Jarn!

TheKastaplast K1 Jarnis anoverstable mid range driver & approach disc. It is the first overstable approach disc by Kastaplast. This flat top disc golf disc has predictable fade and is great in headwinds. Players of all skill levels need the Jarn in their bag!

Jarn is Swedish for Iron.

Flight Ratings: Speed 4.5, Glide 3, Turn 0, Fade 3

About the plastic:K1 Glow is the same super durable plastic as K1, but powered with some of the best glow on the market! It is Kastaplasts super durable material that has a nice combination of firmness and gumminess.