[three sides visible] double row 6 layers (12 pairs of shoes can be placed) [three sides visible] double row 9 layers (18 pairs of shoes can be placed) [three sides visible] double row 10 layers (20 pairs of shoes can be placed) [three sides visible] four rows of 6 layers (20 pairs of shoes +4 pairs of boots can be placed) [three sides visible] four rows of 9 layers (32 pairs of shoes +4 pairs of boots can be placed) [three sides visible] four rows of 10 layers (40 pairs of shoes can be placed) double row 3 layers (can put 4 pairs of shoes +2 pairs of boots) double row 6 layers (can hold 10 pairs of shoes +2 pairs of boots) double row 9 layers (16 pairs of shoes +2 pairs of boots can be placed) four rows and 6 layers (20 pairs of shoes +4 pairs of boots can be placed) four rows of 9 layers (32 pairs of shoes +4 pairs of boots can be placed) 3 layers in a single row (3 pairs of shoes can be placed) 6 layers in a single row (6 pairs of shoes can be placed) single row 9 layers (9 pairs of shoes can be placed)

installation-free foldable [shoes within size 48 can be placed]]