Solid Bearing Structure：rigid backing delivers steady flat plane for daily writing work, capable of clamping plenty of loose paper sheets firmly without loose shift
Flexible Clamping Component：built in elastic clamping part matches rounded protective corner structure, forms stable wrapping constraint to fix stacked paper neatly
Ergonomic Outer Outline：polished flat surface paired with arc transition borders brings snug hand feel during long time handheld use
Telescopic Suspension Accessory：movable hanging structure owns round through hole, stretches out for hanging placement and retracts to save inner space
Compact Outer Dimension：integrated body adopts moderate overall proportion, fits common carrying bags and stacking arrangement in daily storage
