Women's Camo Classic Outdoors Silicone Ring Size 04 Qalo stackable silicone rings provide a safe, comfortable, functional and extremely durable alternative to the traditional wedding ring Rings are meant to be worn Stacked in sets of 2 or 3; show your individuality wherever life takes you Temperature tolerant from -75 DegreeF to 575 DegreeF, and non-conductive and non-porous Tensile strength: between 5.5-7 lbs. Of force to break Qalo rings fit true to size; half sizes should size up