Frame your cherished photograph yourself using a ready-made frame and this pre-cut photo mat. This mat adds a double layer of air between your photo and the glass to keep the photo from sticking due to humidity and age, while the acid-free properties of the mat will not yellow or destroy the photo over time. Details: White with recycled white core 5" x 7" matted to 3" x 5" (12.7cm x 17.8cm matted to 7.6cm x 12.7cm) Double mat Mat opening has beveled edge Acid free Paper