Based on this product's specifications, here are some alternatives and similar models
iLike protective TPU phone case for Samsung Galaxy S21 — Matt Black, flexible shock-absorbent cover
Summary description:
iLike Matt TPU case designed for Samsung Galaxy S21 provides a slim, flexible protective cover in black. Made from thermoplastic polyurethane (TPU), it offers shock absorption, scratch resistance and grip without adding bulk. Cutouts allow full access to ports, buttons and camera. Suitable for daily protection against drops, scuffs and wear.