Shilucheng via Amazon has thermal insulated blacout curtains 2 panels for $12.90. Solid reviews. These thermally insulated blackout window curtains impedes 85%-99% of light and UV ray (darker color works better), blocks out sunlight, insulates heat and cold, reduces noise levels by 10-20dB, and protects your privacy. Better for Sound Sleep. Available in different colors and sizes.
Coupon code: UXEVV3IY (Sale price, minimum 65% off, code works on all sizes and colors)
After coupon price: $12.90
Shipping is free w/Prime