Multi-pack business envelopes includes 120 envelopes in pink, yellow, lilac, mint, beige and green colors. Six pastel colors allow easy mixing and matching with inserts. Made of 110 Gsm thick paper with water-soluble gum seal on square flaps, simply moisten to activate permanent closure. Suitable for marketing materials, tri-fold brochures, letter-sized documents folded in thirds, personal checks and small stationeries. Each envelope measures 4.125 x 9.5 inches. Weight: 0.42 pounds.