Color classification
Three-layer 35.43in white "upgraded carbon steel" about 10 pairs of shoes
Four layers of 35.43in white "upgraded carbon steel" about 15 pairs of shoes
Five 35.43in white "upgraded carbon steel" about 20 pairs of shoes
Three-layer 27.56in black "upgraded carbon steel" about 8 pairs of shoes
Three-layer 19.69in black "upgraded carbon steel" about 6-8 pairs of shoes
Four layers of 19.69in black "upgraded carbon steel" about 9-12 pairs of shoes
Five 19.69in black "upgraded carbon steel" about 12-16 pairs of shoes
Four layer 27.56in black "upgrade carbon steel" about 12 pairs of shoes
Five 27.56in black "upgrade carbon steel" about 16 pairs of shoes
Three-layer 35.43in black "upgraded carbon steel" about 10 pairs of shoes
Four-layer 35.43in black "upgraded carbon steel" about 15 pairs of shoes
Five 35.43in black "upgrade carbon steel" about 20 pairs of shoes
Four-layer 27.56in white "upgraded carbon steel" about 12 pairs of shoes
Five-layer 27.56in white "upgraded carbon steel" about 16 pairs of shoes
Five 19.69in white "upgraded carbon steel" about 12-16 pairs of shoes
Three-layer 27.56in white "upgraded carbon steel" about 8 pairs of shoes
Three-layer 19.69in white "upgraded carbon steel" about 6-8 pairs of shoes
Four layers of 19.69in white "upgraded carbon steel" about 9-12 pairs of shoes