The Merisen Acrylic Paint Marker Pens Set includes two white markers suitable for various surfaces like stone, wood, rocks, canvas, glass, ceramic, porcelain, and mugs. These pens have a medium point and a matte finish, making them ideal for detailed artwork. They are permanent markers from the Paint Pens product line, perfect for Christmas, Halloween pumpkin, and Easter egg painting projects. Made in China, these acrylic pens are versatile and can be used for a range of creative applications.