250 ml.

500 ml.

Placed under mason jar rings, allow cultures to breathe without contamination. Autoclaveable, reusable. Regular 2.75” mouth.

Placed under mason jar rings, allow cultures to breathe without contamination. Autoclaveable, reusable. Regular 2.75” mouth, 1 dozen.

Autoclaveable bag with 1-sq.-in., 0.3-micron filter patch. 18.5” long x 8” diam., 1 bag.

Autoclaveable bags with 1-sq.-in., 0.3-micron filter patch. 18.5” long x 8” diam., 100 bags.

Plastic, autoclaveable, regular-size mouth only, 1 lid.

Wide- or regular-size mouth, 1/2-pint, 1 dozen.

Wide- or regular-size mouth, pint, 1 dozen.

Mason Jars (Quart, Dozen)

With autoclaveable plastic screw caps (125 x 20 mm), 1 dozen.

A great value! Sterile, disposable, with covers. Full sleeve, 25 plates.

A great value! Sterile, disposable, with covers, 500.

18” long x 8” diam., autoclavable spawn or fruiting bags, with 1-sq.-in. microfilter breathing patch, 100 bags.

For tall column bags for growing mushrooms in straw or sawdust, 4 mil thick, 12” diameter x 20’.

Can hold 20.