McKesson, Stool Collection Kit, Box Of 20Product Description Consult iFOBT Mailer Envelopes Used specifically for stool sample collection. Contents: 20 mailing envelopes each containing 1 sampler slide, 2 collection tissues, 2 applicator sticks, and 1 patient instructions For use with Consult iFOBT Tests (MFR #s 4485, 4486, and 4487). Take home test option for patient convenience. Easy to use for patient and caregiver alike. USPS compliant packaging for safe and easy shipping. No dietary or