retro b5 loose spiral notebook, thickened a5 for junior and senior high school, ultra-thick detachable, instagram-style good-looking simple notebook

deep burgundy [including shell + refill]] retro blue [with shell + refill]] ginkgo yellow [with shell + refill]] dark blackish green [including shell + refill]] light green [with shell + refill]] light pink [with shell + refill]] light blue [with shell + refill]] light purple [with shell + refill]] real white【 with shell + refill]] solid black [with shell + refill]] clear [with shell + refill]] transparent black [with shell + refill]] refill rmb 1 book [no shell]]

b5 [inner pages with horizontal lines/60 sheets]] b5 [grid pages/60 sheets]] b5 [blank inner page/60 sheets]] a5 [inner pages with horizontal lines/60 sheets]] a5 [grid pages/60 sheets]] a5 [blank inner page/60 sheets]] a4 [inner pages with horizontal lines/60 sheets]] a4 [grid pages/60 sheets]] a4 [blank inner page/60 sheets]]