Key Features:

 * Fabric: The tag clearly states "100% Cotton," indicating a soft and breathable material.

 * Design: The shirts appear to be plain, solid-colored shirts with a single chest pocket on the left side. The brand's logo, a deer, is embroidered on the pocket.

 * Fit: The shirts seem to have a regular fit, suitable for a comfortable, casual look.

 * Colors: The combo set includes five shirts in the following colors:

   * Maroon

   * Olive Green

   * Dark Burgundy/Maroon (a slightly different shade from the top one)

   * Royal Blue

   * Light Blue/Cyan

 * Sleeves: Full sleeves.

 * Additional Details: The image mentions "High Quality Shirts" and "Cash On Delivery Available," which are common promotional phrases for online sales. The buttons appear to be color-matched to the fabric of each shirt.