? HEAVY DUTY NURSING CHEAT SHEETS: Our cheat sheets are custom made from a premium high gloss PVC material. This material is strong, water-resistant and allows you to mark them up with dry erase markers. These are perfect to keep with you inside your nursing clipboard.⚕️ MEDICAL REFERENCES: All of our cheat sheets feature color-coded references that give you quick access to the information you need. References, conversions, and values are all there to make the lives of nursing students a little easier.? PERFECT GIFT: Our Nursing Cheat Sheet Set makes the perfect gift for that nursing student in your life!⭐ LIFETIME GUARANTEE: Just like all Tribe RN products, these sheets come with our no questions asked lifetime guarantee. These sheets are 8.5” x 11” and printed on a custom made, super durable waterproof PVC material.