art creative book children's blank picture book thickened cardboard white card matte inner page picture sketch book painting story 美术创意本儿童空白绘本加厚卡纸白卡哑光内页图画涂鸦本绘画故事

log white

5 10 inner pages (16.5*16.5) 10 20 inner pages (16.5*16.5) 5 10-side inner pages (16.5*16.5)(including ball pen) 10 20 inner pages (16.5*16.5)(including ball pen)