Product: "Calvin Klein" Cotton Combo Set Shirts

 * Style: Casual shirts

 * Material: The shirts appear to be made of a solid, smooth cotton fabric. The texture suggests a lightweight and comfortable feel.

 * Fit: The shirts are folded and neatly stacked, but the cut and style appear to be a slim or regular fit, typical for modern casual shirts.

 * Colors: The set includes a combination of four distinct, solid colors:

   * Dark Navy Blue

   * Light Sky Blue

   * Deep Plum or Burgundy

   * Light Mint Green

 * Design Features:

   * Collar: A classic spread collar is visible on the top shirt.

   * Placket: The shirts have a full button-down placket with buttons that match the fabric color.

   * Pocket: A single chest pocket is located on the left side of each shirt.

   * Branding: The "CK" logo is embroidered in a subtle, tone-on-tone or slightly contrasting color on the chest pocket of each shirt.