High elastic ear rope/ring for face mask ear rope flat and round

Material:78% nylon +22% Spandex

Specification : 0.5cm flat, 0.3cm round and flat, 0.4cm round and flat. about 500 meters/kg

Color: raw white

Packing:bags and cartons.

Advantage and Characteristics: High quality nylon 6 textured yarn and spandex yarn with ISO certified, environmental material for skin care; High elasticy property and long time endurance suitable for disposable and long time usage; Material is suitable for Ultrasonic welding machine hot seal production to give stable sticking/sealing to the face mask.