Space Modeling KT Board

Quick answer：

KT board, also known as Kapa Tube board, is a type of lightweight and durable plastic board often used in space modeling, model making, and craft projects. It is made of expanded polystyrene (EPS) foam, which allows for easy cutting, shaping, and painting. KT boards are favored for their affordability, versatility, and ability to be used in a variety of scales for modeling purposes.