protective covering

Noun	1.	protective covering - a covering that is intend to protect from damage or injury; "they had no protection from the fallout"; "wax provided protection for the floors" Synonyms: protective cover, protection
	2.	protective covering - tough natural covering of some organisms

armguard, armor, armour, back, bell glass, bell jar, binder, binding, blind, bonnet, book binding, bracer, cap, cladding, cloche, coaster, cold frame, cover, covering, cowl, cowling, crystal, dashboard, dust cover, escutcheon, faceplate, facing, fall board, fall-board, finger plate, heat shield, hood, housing, lining, mask, mulch, overlay, overlayer, protection, protective cover, ring-binder, roof, screen, scutcheon, shade, sheath, sheathing, shelter, shield, splashboard, splasher, testudo, thumbstall, toecap, washboard, watch crystal, watch glass