SLFF Feeder Fresh, a product of ©Sapphire Labs, LLC is all natural and does not contain chemicals. It is made purely from essential minerals naturally consumed by wild birds. Absorbent granules contain billions of micropores to grab moisture and keep it trapped. It does not swell or clump. Fresh seed is more appealing to birds.
Pour into feeder before filling with seed. Follow direction on package to properly protect your seed for weeks.