No maintenance, will not rust. Self-adhesive. Numbers 0 thru 9. No. GG-25/0: Character: Zero, Material: Aluminum, Type: Self-Adhesive, Character Height: 3-1/2", Character Color: Black, Style: Anodized, Background Color: Gold No. GG-25/1: Character: One, Material: Aluminum, Type: Self-Adhesive, Character Height: 3-1/2", Character Color: Black, Style: Anodized, Background Color: Gold No. GG-25/2: Character: Two, Material: Aluminum, Type: Self-Adhesive, Character Height: 3-1/2", Character Color: Black, Style: Anodized, Background Color: Gold No. GG-25/3: Character: Three, Material: Aluminum, Type: Self-Adhesive, Character Height: 3-1/2", Character Color: Black, Style: Anodized, Background Color: Gold No. GG-25/4: Character: Four, Material: Aluminum, Type: Self-Adhesive, Character Height: 3-1/2", Character Color: Black, Style: Anodized, Background Color: Gold No. GG-25/5: Character: Five, Material: Aluminum, Type: Self-Adhesive, Character Height: 3-1/2", Character Color: Black, Style: Anodized, Background Color: Gold No. GG-25/6: Character: Six, Material: Aluminum, Type: Self-Adhesive, Character Height: 3-1/2", Character Color: Black, Style: Anodized, Background Color: Gold No. GG-25/7: Character: Seven, Material: Aluminum, Type: Self-Adhesive, Character Height: 3-1/2", Character Color: Black, Style: Anodized, Background Color: Gold No. GG-25/8: Character: Eight, Material: Aluminum, Type: Self-Adhesive, Character Height: 3-1/2", Character Color: Black, Style: Anodized, Background Color: Gold No. GG-25/9: Character: Nine, Material: Aluminum, Type: Self-Adhesive, Character Height: 3-1/2", Character Color: Black, Style: Anodized, Background Color: Gold