4.No steel ring, 360 soft, shape sexy breast, smooth cup shape, always care for health.2.Inner soft and comfortable, caring for every skin, shape sexy beauty chest.Enhance wear stability. more convenient adjustment.Gender:Female Function: Sports Beauty BackMaterials:80%PolyesterHow to wash:Hand wash ColdShoulder strap type: Fixed shoulder straps5.Please refer to our size list carefully before purchasingWhether there are steel rings: no steel ringsWhat you get:1X Bra(not including thong)1.Superior Material: This Women's Sport Bra is made of 92% Nylon ,Breathable and comfortable, good for the skin and care for soft chest skin.Seamless: noSeason:Four Season3.Superior Material:Breathable and comfortable, good for the skin and care for soft chest skin.Beautiful back gathered without steel ring suspender