This soaking powder is gentle enough on quilts and older textiles but is tough on stains and odors. One wash can renew fabrics and remove stains.
From $15 per pound; retroclean.com
Orvus Quilt Soap
A formula originally used as a shampoo for animals is safe for all fabrics and needlework. Its formula allows water to completely penetrate the fabric for less time spent soaking.
$12.95 for 8 ounces; quiltersrule.com
This is ideal for all fabrics, including clothing. You simply immerse your proejct in Soak and water, gently squeeze it, and lay it flat to dry; no rinsing is needed. It can be used for hand- and machine-washing and comes in a variety of scents.
$16 for 12 ounces or $48 for 48 single-use packs; soakwash.com