Woolwax® is formulated to be thicker than any other lanolin based undercoating product.
Some people prefer to purchase the quart bottles already filled with Woolwax® auto undercoating. It's a bit more expensive to buy it this way, as opposed to buying the Woolwax® gallons. But it is convenient.
Woolwax® Lanolin undercoating. (1) Quart Bottle. Ready to use. No messy filling. The quart bottles alone are a $5.95 value.
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