Safe T Fill® Capillary Blood Collection Tube, 1 Case of 500 Dexterity Tests 4 D x 24 L Suction and Aspiration Systems 4 D x 24 L * Firm molded high compression foam * Navy blue color * Covered in fire retardant triple laminated vinyl fabric * This fully automatic unit features both Fuzzy Logic Inflation and Controlled Deflation technology * Systolic diastolic and pulse readings are displayed simultaneously on the easy to read digital display * Memory feature allows the user to recall up to 90 readings * Latex Free * Smart Read Plus w Adult Cuff * Arm Circ Pre assembled with a capillary straw Printed on the micro tube are the lot number and expiration date as well as fill lines