Good ol’ Amazon! Joyceoo Outdoor Camping Travel Style Throwing Pillow Covers- Pillow Covers Cotton Linen - Woodgrain Camping Happy Camper-18" x 18" Set of 4 https://www.amazon.com/dp/B07TQR1D2F/ref=cm_sw_r_cp_tai_WRG8EbTEPQDX7