Advocate Short Pen Needle 31G x 5/16" (100 count) Sold By:Box of 100 Waterproof bottom layer helps prevent

Waterproof bottom layer helps prevent leakage

cracked skin and helps relieve itching

Unique single shutter valve system for reliable functionality

Designed to be used with Fisher & Paykel Humidifier MR620 and Heater Wire Adapter 0045-20 (single heated only)

28 gauge lancing device allows for smaller sample collections

Advocate Short Pen Needle 31G x 5/16" (100 count) Sold By:Box of 100 Waterproof bottom layer helps preventPharma Supply Advocate Short Pen Needle 31G x 5 16" Advocate Pen Needles are designed for safety and comfort. Designed to be safely used by both adults and small children for comfortable insulin injections. All Advocate products are manufactured using high quality surgical grade steel for safe, reliable, and easy use. Easy to use. Single use only. Safer to handle. Disposable device. Provides greater comfort.