This is the brand I got from Amazon. Package of 8, I wear them to the gym, boating, yard work, hiking, etc. none of them have broken.

ThunderFit Thin Braided Silicone Wedding Rings for Women https://www.amazon.com/dp/B083M5HT2X/ref=cm_sw_r_cp_api_glt_fabc_J1VQPYN5CSD81TKV2G3J?_encoding=UTF8&psc=1