• Made of quality Oxford cloth, waterproof, wear-resistant and scratch-resistant, provides long-lasting durability and good performance
• High visibility reflective strip for easy recognition in the dark, ensuring you can easily find your bag at night and during inclement weather
• Large capacity with multiple compartments, it can hold a wide range of medical supplies and equipment, convenient for timely rescue
• The shoulder strap is detachable and adjustable, easy for carrying 
• The strap on the back is designed for easily putting firmly on the suitcase
• It is perfectly sized to hold an array of medical and survival supplies
• Ideal for paramedics, first responders, hiking, camping, travel, sports activities, and for keeping at home, schools, offices, or in the car as a backup for emergency situations

Size:

• 3 layers: 27*27*60 cm/ 10.63*10.63*23.62 inch
• 4 layers: 27*27*80 cm/ 10.63*10.63*31.50 inch
• 5 layers: 27*27*100 cm/ 10.63*10.63*39.37 inch
• Single layer: 24.6*24.6*18.5 cm/ 9.69*9.69*7.28 inch