弹力牛仔面料：95%棉5%化纤, 面料弹力4cmApprox.
Elastic jean: 95% cotton, 5% syntheticfiber, fabric elasticity 4cmApprox.
易受凉性生病的孩子，可选用棉，毛制品做的帽子，有皮肤过敏者不选用化纤制品。
Easy cold of a sick child, can choose cotton, wool products do hat, skin allergies should not use chemical products.
用于测定棉，毛，化纤等纺织原料的纯纺，混纺纱线的缕纱强力。
Used to measure strength of skein of pure and blend spinning of cotton, wool and chemical fiber etc.
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