FOOTBED: EVA: GRIDDING DESIGN, WITH BETTER AIR BREATH CREATES MORE LIGHT AND COMFORTABLE BREATHABLE SPONGE: SHOCK-ABSORBING AND ANTI-BACTERIAL, CREATES MORE COMFORABLE AND FLEXIBLE CHARACTERISTICS: ANTI-SLIP ANTI-STASTIC ANTI-PENETRATION OIL/ACID RESISTANT IMPACT RESISTANT ABRATION RESISTANT WATERPROOF MIDPLATE:. KEVLAR( COMPOSITE MIDPLATE) : NON-METALLIC MIDPLATE, MORE COMFORTABLE AND FLEXIBLE, ANTI-PERFORATION TO INCREASE HUMAN'S SAFETY STEEL MIDPLATE: STAINLESS STEEL MATERIAL, SHAPED TO ENSURE MAXIMUM PROTECTION FOR HUMAN, KEEPS FOOT AWAY FROM PUNCTURING OF SHARP OBJECTS SUCH AS NAILS TOECAP: COMPOSITE TOE CAP: NON-METALLIC MATERIAL TOE CAP, PROVIDES EXTREMELY LIGHT WEIGHT AND WELL-PROTECTED TO ENSURE A WIDE AND COMFORTABLE FITTING STEEL TOE CAP: THE STEEL TOE CAP, PROVIDES A SURVIVAL SPACE FOR TOES, KEEPS FEET SAFETY WHEN MEET DANGER FROM FLOWN WEIGHT AND IMPACT ALUMINUM TOE CAP: SPECIALLY MADE OF ALUMINUM MATERIAL, PROVIDES EXTREMELY LIGHT WEIGHT AND WELL-PROTECTED TO ENSURE A WIDE AND COMFORTABLE FITTING CONSTRUCTION: DIRECT INJECTION MOULDING: STRONG CONSTRUCTION METHOD USED WITH PU&RUBBER, HEAT RESISTANT TO 300 DEGREE, NOT ONLY REDUCE WEIGHT BUT ALSO PROVIDE HIGH QUALITY WITH IMPROVED COMFORTABLE AND FLEXIBLE CEMENTED: LINING: USED WITH WATERPROOF AND BREATHABLE MEMBRANE; MANUFACTURED REFER TO CUSTOMERS' REQUIREMENTS FOR WHICH MEMBRANE BRAND WOULD BE USED SUCH AS SYMPATEX AND GORE-TEX.