Related by context. Frequent words. (Click for all words.) 70 outer layer 61 outer layers 57 translucent 54 exterior 54 aluminum chassis 53 membrane 53 honeycomb 51 scratch resistant 50 carapace 50 anodized aluminum 50 magnesium alloy 49 crust 49 anodized 49 encased 49 ridged 49 breathable 48 insides 48 outer casing 48 coating 48 thin layer 48 cavity 48 neoprene 48 polycarbonate 48 shell 47 mm thick 47 protective coating 47 eggshell 47 exoskeleton 47 rounded edges 47 outer 46 brushed aluminum 46 waterproof 46 clamshell 46 spherical 45 metallic 45 innards 45 thermally 45 cell membranes 45 membranes 45 cladding 45 hulls 45 rubberized 45 passenger compartment 45 yolk 45 fibrous 45 #mm thick 44 tensile strength 44 Kevlar 44 sidewalls 44 rubbery 44 stretchy 44 filaments 44 linings 44 cell membrane 44 protective shield 44 cylindrical 44 impermeable 44 monocoque 43 surface 43 hull 43 insulating 43 sheathing 43 protrusion 43 compartments 43 injection molded 43 texture 43 cocoon 43 resistant 43 lattice 43 aluminum foil 43 matte black 43 specially engineered 43 casing 43 structural integrity 43 thermal conductivity 42 silicone 42 encase 42 wedge shaped 42 dermis 42 weatherproof 42 filament 42 encasing 42 corrosion resistance 42 textured 42 oval shaped 42 exterior walls 42 foam 42 thickness 42 granules 42 concave 42 aluminum alloy 42 deformation 42 layer 42 protrusions 41 carbon fiber 41 sheath 41 alloy 41 lengthwise 41 ultrathin 41 droplet 41 locking mechanism