Fasmov Triple Warning Triangle Emergency Warning Triangle Reflector,1-Pack Collapsible design for easy car storage and quick set up, no tools required Size:16.5*16.5*16.5 inches, Weighted base assures stability while the universally recognized shape, size and color alert motorists Can fit flat ground, excellent stability Alerts motorists to roadside trouble day or night keeping you and your passengers safe Ideal for use during roadside breakdowns or other emergencies