How rigid is the sap during use

"name": "How durable is the body

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Elbeco Regulation Navy Base Layer Turtleneck Neck 7700 Peerless How rigid is the sapElbeco Regulation Navy Base Layer Turtleneck Neck 7700 Designed for superior quality and comfort, the Regulation Turtleneck offers a soft and durable base layer with an exceptional fit. The 100% combed cotton jersey knit is vat dyed for consistent, long lasting color and a professional appearance while the neck and cuffs include lycra to prevent stretching. Body Fabric: 100% Combed Cotton Jersey Knit Weight: 6. 0 oz. sq. yard Neck and Cuffs Fabric: