zvd bamboo book stand reading holder 5 degree adjustable multifunction book holder anti myopia retro tablet carved kitchen recipe composition board

carefully designed made of natural eco friendly bamboo with varnish, moisture resistance, durable, has good stability, exquisite carving. 5 different angles, 30 degree to 80 degree free adjustment , provide you with maximum comfort, effectively prevent myopia, cervical spondylosis, prevent neck pain