The barrier design is while manifests the design skill using the design science and art, is affecting humanity's daily life style as the modern product design's new form, Its advocate and the development will certainly to bring the positive influence to the human culture advancement. This article through to the barrier design's analysis, had the full understanding and the ponder to the barrier design, And has carried on the thorough discussion to the barrier design, pointed out that the designers should grasp person's behavior characteristic and be suitable the demand, improves person's living conditions, promotes people's life quality truly.