PROFESSIONAL PACKAGE OF MILITARY CHEMICAL BIOLOGICAL AND RADIOACTIVE PROTECTION. Made of thick rubber covered with water and fireproof layer.
Medium - 169-179 cm/ 5.6 feet- 5.10feet. Large - 179-188 cm/ 5.10 feet- 6.1 feet. Extra large 188-210 cm/ 6.1 feet- 6.9 feet. Mine is much better than this from this video but generally the same family of hazmat.