Yellow warning sign with hammer

1920 × 1200

Road sign warning of bend

1280 × 1024

Yellow Warning Sign — Black, Vector Art

1680 × 1080

Biohazard Symbol — Yellow, Dramatic, Digital Art

1200 × 900

Running Person Icon — Yellow, Urgent, Vector Art, Text, Silhouette

1536 × 1024

Text on Dark Background — Black, Serious

1200 × 800

Running Person Icon — Yellow, Urgent, Vector Art, Text

5400 × 3600

Morning Night Midnight Signs

1600 × 900

Running Person Icon — Yellow, Urgent, Vector Art

1024 × 768

black and yellow hazard stripes

2560 × 1600

Running Person Icon — Yellow

1307 × 900

Yellow and Black Stripes — Warning, Digital Art, Text

1600 × 1200