Prudance 100PCS Lead Free Nickel Plated Steel Round Split Ring Key Rings - Bulk Pack of 100-1" 25mm Diameter NONTOXIC Unlike other key rings, Prudance rings are not include lead. Don't take chances with others PERFECT SIZE Measures 1" (25mm) in diameter; Perfect for connecting clasps, charms, links and more STOCK UP AND SAVE Get 100 key rings for a great low price. Ideal for any project EXTRA STRONG Heat treated, nickel plated steel is durable enough to stand the test of time QUALITY DESIGN Our rings stay securely closed so that keys don't slip off and jewelry does not break