8 Ounce Desiccant Pack - Small
How many do you need?
This pack covers about 6.6 cubic feet of sealed space.
Sizing rule: 1 lb per 13.3 cu ft. Measure the container, not the room — a sealed bin holds its own air whatever the room is doing.
| Pack | Covers |
|---|---|
| 4 oz | 3.3 cu ft |
| 8 oz | 6.6 cu ft |
| 16 oz | 13.3 cu ft |
| 32 oz | 26.5 cu ft |
| 64 oz | 53 cu ft |
- In stock
Part number SD-8. STA-DRI is your desiccant pack solution to keeping your favorite things protected from moisture, mold, mildew, rust and corrosion. Made from all-natural clay, STA-DRI desiccant packs are non-toxic and non-corrosive, and are safe for use with cars, boats, firearms, RVs, gear storage and more.
This 8 ounce STA-DRI desiccant pack can cover roughly 6.6 cubic feet and is perfect for storage with bags, backpacks and toolboxes.
It's 6" wide by 7.25" long and about 3/4" thick, but you can easily roll the pack up or flatten it out, or fold it in half.
Safe & Eco-Friendly
- Made from all-natural montmorillonite clay from the American Southwest
- No additives or toxic chemicals
- Odorless, non-flammable and safe to the touch
Reusable
- Recharge or regenerate STA-DRI packs by using a conventional oven
- Usable for up to three cycles
Non-Corrosive
- STA-DRI contains no calcium chloride like other leading desiccants
- Safe from leaks that can damage or corrode gear
Superior moisture capacity
- STA-DRI absorbs more moisture per pack* than silica gel
- Exceeds U.S. military storage specifications
*Military specifications define a desiccant unit as absorbing at least 3 grams of water vapor @ 20%RH and 6 grams @ 40%RH. A unit of Sta-Dri is one ounce (28.35 grams). Over seven hours a unit takes up .25 grams @ 40%RH and .70 grams @ 80%RH.
Couldn't load pickup availability

FAQ section
What pouch size do I need?
For best performance, use 1 pound per 13.3 cubic feet of space to be treated. An SD-32 is 32 ounces or 2 lbs and will treat about 26.5 cubic feet — roughly 3’x3’x3’.
What kind of clay is used in Sta-Dri pouches?
Montmorillonite clay is a very pure absorbent clay found in near-surface deposits all over the world. It is used in industry, medicine, cosmetics, and even pet food.
What fabric is used for the pouch?
Polyester non-woven fabric is used to hold the clay. It is porous enough to be breathable for moisture absorption and release. It can withstand up to 250 degrees in over heat during recharging.

