ergonomic waist support seat cushions student correction chair for sitting posture correction lumbar support pillow office long sitting not tired artifact lumbar support chair

(large size) elegant gray(（大号款）雅致灰) (large) olive black(（大号款）橄榄黑) (large) rose red(（大号款）玫红色) (large) light pink(（大号款）淡粉色) (large size) dark blue(（大号款）深蓝色) (large) blue and green(（大号款）蓝绿色) (small size models) blue and green(（小号款）蓝绿色) (small size models) dark blue(（小号款）深蓝色) (small size models) rose red(（小号款）玫红色) removable [wrapped tpe honeycomb gel] purple(可拆卸【包裹TPE蜂窝凝胶款】紫色) removable [wrapped tpe honeycomb gel] gray(可拆卸【包裹TPE蜂窝凝胶款】灰色) removable [wrapped tpe honeycomb gel] black(可拆卸【包裹TPE蜂窝凝胶款】黑色) removable 4 support-[lilac purple]](可拆卸4支撑-【丁香紫】) removable 4 support-[girl pink]](可拆卸4支撑-【少女粉】) removable 4 support-[high grade gray]](可拆卸4支撑-【高级灰】) removable 4 support-[high-end black]](可拆卸4支撑-【高端黑】) plus-sized heightened [high grade gray] 2025 new-get fixing band free(加大加高款【高级灰】2025新款-送固定带) plus-sized heightened [stain-resistant black] 2025 new-get fixing band free(加大加高款【耐脏黑】2025新款-送固定带) plus-sized heightened [rose pink] 2025 new-get fixing band free(加大加高款【玫粉色】2025新款-送固定带) plus-sized heightened [gan cyan] 2025 new-get fixing band free(加大加高款【甘青色】2025新款-送固定带) new big clouds [high grade gray] + adjustable memory foam waist pillow(新款大云朵【高级灰】＋可调记忆棉腰枕) new big clouds [stain-resistant black] + adjustable memory foam waist pillow(新款大云朵【耐脏黑】＋可调记忆棉腰枕) new big clouds [gan cyan] + adjustable memory foam waist pillow(新款大云朵【甘青色】＋可调记忆棉腰枕) new big clouds [rose pink] + adjustable memory foam waist pillow(新款大云朵【玫粉色】＋可调记忆棉腰枕) petals style-gray [top with straight hair waist support recommend]]★more comfortable★(花瓣款-灰色【顶配直发 护腰推荐】★更舒适★) petals style-black [top with straight hair waist support recommend]]★more comfortable★(花瓣款-黑色【顶配直发 护腰推荐】★更舒适★)

35*33 * 30cm(35*33*30cm) 32*30 * 27cm(32*30*27cm) 42x32x32cm(42x32x32cm) 42x32x35cm(42x32x35cm) 43x36x45cm(43x36x45cm)