Discraft ESP Heat

The Heat™ debuted as the 2014 Ace Race proto and quickly caught fire with players for its control, glide and distance at slower arm speeds. It has a smaller rim for easier grip, and is being hailed as a breakthrough in delivering improved distance for new and developing players.

Plastic:

ESP is an advanced polymer plastic that is more durable than X Line and grippier than Z Line plastic. New ESP plastic is stiffer and has a touch more grip than traditional ESP material.