Cool Men's Mask manufactured by Matsukan Kogyo Color: Black Size: L (Large) Standard adult size Cooling sensation: q-max 0.286 This cool men's mask uses fabric with a cooling sensation that feels cool to the touch. It will be shipped via standard mail, so it will take approximately 3-5 days for delivery. Furthermore, standard mail does not deliver on weekends and holidays, so delivery will be further delayed if weekends or holidays are involved. Thank you for your understanding. No price reduction is possible.