1.PU leather. Wearable. Breathable. Resistant to aging. Soft and comforable
2.Injection foam. One piece. High rebound. Not easy to deform. Long service life
3.Medical casters. Sturdy and durable. Sliding fluency. Anti-aging. Eco-friendly material.
4.Gas spring. SGS certificate. Good performance. Stable and fluent. Durable and powerful.
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