Men's Ross Tartan Shorts

Tartanvibesclothing.com

Excellent match for color scheme (red, dark green, dark blue), Very similar plaid pattern type, scale, and arrangement, General style of casual/lounge shorts matches perfectly, Material appears consistent with lounge shorts

Clan Macdonald Men's Tartan Sweat Shorts

contrado.com

General style of casual/lounge shorts, Plaid pattern type, Color scheme of red, green, and dark blue/black is present

Skinni Fit Men's Tartan Lounge Shorts

Walmart - Pertemba US

Plaid/tartan pattern visually similar to frame, Lounge shorts style matches frame, Dominant red and black colors match frame, Soft fabric texture appears consistent