Carr & Day & Martin Cornucrescine Daily Hoof Barrier has an advanced formulation that creates a one way barrier to protect the hoof from excessive absorption of water and urine. Waterproofs the hoof while allowing it to breathe naturally. Suitable for soft, crumbly hooves and ideal for daily use. For damaged hooves, use in conjunction with Cornucrescine Original Hoof Ointment. Topical liquid. 500 mL. Advanced formulation that creates a one way barrier Protects the hoof from excessive absorption of water and urine Waterproofs the hoof while allowing it to breathe Suitable for soft, crumbly hooves Ideal for daily use For damaged hooves, use in conjunction with Cornucrescine Original Hoof Ointment Topical liquid 500 mL