disappear refill copybook special magical automatic fade pen blue refill calligraphy practice board 10 sets refill 消失笔芯字帖专用魔法自动褪色笔蓝色笔芯练字板10支套装笔芯

134 black stick +5 vanishing refills +1 pencil grip 134 black stick +10 disappearing refills +1 pencil grip 380 blue barrel +5 vanishing ink refills +1 pencil grip 380 black stick +5 vanishing refill cartridges +1 pencil grip 134 black stick +3 refills +1 pencil grip 10 refill cartridges per pack 2 black sticks +18 erasable refills +2 pencil grips 134 black stick +6 refills +1 pencil grip 380 blue barrel +6 vanishing ink refills +1 pencil grip 380 blue barrel +10 vanishing ink refills +1 pencil grip

0.5mm bullet