safety footwear S1P made from recycled PET bottles protective composite toecap - fiberglass flexible anti-penetration FAP® GREEN midsole anatomical footbed evercushion® GREEN SRC - slip resistant sole - rubber XTS CROSS TERRAIN/midsole IMPULSE.FOAM® E - energy absorption in the heel area FO - resistance to fuel oil WRU - water resistant upper HRO - resistance to hot contact until 300 °C ESD - electro static discharge A - antistatic full metal free