The product is a Pokemon TCG Mega Battle Deck featuring Mega Diancie EX and Meloetta IR promo cards. This box set includes 63 cards from the Mega Evolution set manufactured by MEGA. The featured character is Diancie, with Mega Diancie as the artist behind the promotional cards. This collection is a must-have for Pokemon TCG enthusiasts looking to expand their deck with powerful cards from the Mega Evolution set.