Feature(may vary by option.)

●Made from .085" (2.17 mm) cardboard
●measures 3" x 4¼" when folded
●mailer is unprinted
●Upon request the mailer can be printed with warnings for medical specimens
●Holds 4 of 3 x 1" slide.

[1000 PK]

[20 PK]

Description

This mailer is unprinted. Upon request the mailer can be printed with warnings for medical specimens. Each mailer conforms to U.S. Postal regulations regarding minimum size for First Class.