Unique, auto-rewind chalk snap line with 32 ft. of premium-grade braided snap line * Auto rewinds up to 23 ft.manual rewind for line extensions up to 32 ft * Felt-lined metering sleeve evenly and thoroughly coats the snap line with chalk * At-a-glance transparent chalk canister holds up to 1.4 oz (40 g) of chalk * Stainless steel mixing ball to prevent caking and keep chalk in prime condition