Guaiac paper test for fecal occult blood. Available in triple and single slide configurations, as well as tape form for in-clinic digital exams. All tests have positive and negative quality assurance monitors to ensure proper test performance. Same type of test as the original ColoCheck except extra sensitive.- ColoScreen ES Take Home Pack, Collection Tissues, 80 ES Triple Unit Slides, 6 x 15mL Developer, 240 Specimen Applicators Mfr. Direct