Caution sign with eye protection warning

1280 × 1024

Warning Sign on Fence

1280 × 800

Caution: No Warning Signs

1500 × 1502

Warning Sign

1206 × 776

Banana peel warning sign

1680 × 1050

Warning sign ahead

2000 × 1400

Warning sign on barbed wire

1600 × 1000

Biohazard Sign on Wall — Yellow, Dramatic

1680 × 1050

flame hazard warning sign

1280 × 1024

Construction hazard warning sign

1024 × 768

electrical hazard warning sign

866 × 1024

Speed bump ahead warning sign

1024 × 768