All components of Vitrex Blood Collection System are designed to fulfill the requirements of blood collection procedures, improve patient's comfort, help user's safety and get reliable test results. The latest products in our Blood Collection System range are of corresponding high quality and carefully selected to complete the range. USER VERSATILITY: Series combination blood collection types for customer selection. USER CONVENIENCE: Allows for multiple draws with a single vein puncture. EXCELLENT PERFORMANCE: High quality rubber sleeve has excellent self-sealing performance. FLEXIBLE PACKAGING: Single blister package, single pouch or single PE bag.