Explorer Watertight Equipment Case. Professional lightweight, watertight equipment case with pre-cut foam enabling the user to create a safe and secure fit. Extremely resistant to corrosion, water, impact and dust. Padlockable ; stackable design Sealing neoprene o-ring Pressure valve adjusts internal pressure for changes to height ; temperature Protective bottom foam layer ; foam fitted in lid for extra protection Particularly useful when carrying computer components ; sensitive electronic devices Protective feet to avoid scuffing ; damage to the case