Long John 2.5Flat_Lock:flexible, non irritating seams;Velcro_Adjuster:Velcro_Adjuster at shoulder;Crash_Padz:Additional Neoprene pads provide protection against pressure and impact which can often cause injury to sensitive and vulnerable parts of the body (shins) The number of pads vary according to the suit and each pad consists of a special high density K_Type Neoprene foam to dampen the force of impact.;Key_Loop:No need to panic! All ION wetsuits are equipped with a clever key pocket, inside of which is an elasticated attachment. Depending on the model of the suit, this feature can be found on the calf, arm or other area. *Please note. Only store water resistant keys in order to avoid any damage.