Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Say Goodbye to Struggling with Complex Rhythms: Our pocket card puts crucial information right at your fingertips, ensuring you're always prepared. Convenience: the content is descriptive, simplified and cleverly designed for quick reference. Perfect Size: Perfect sized to fit in your ID card holder for easy storage and access, credit card sized cards that fit perfectly on badge reels.Its compact size easily fits in scrub pockets, lanyards, or ID badge holders. Easy-to-Read Format: Features color-coded diagrams and step-by-step interpretation guides, making Cardiac Analysis Measurement Tool a practical tool for students, nurses, EMTs, and physicians at all levels. Material: Plastic Color: As shown Package Contents: 1 x Lab Value and Order of Blood Draw Badge Card Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.