Use the below formula to work out the amount of shred it takes to completely fill your box.
Please Note: After calculated you will need to adjust your fill according to your item size and weight.
Formula (Example for: Small Magnetic box - HTMS)
Volume: 25 x 20 x 6.5Hcm = 3250
Divide by 40,000 = 0.08125
Multiply by 1,000 = 81 grams
For more information please read our Shred & Filler FAQ page and our Koch Blog article, A Guide to Wood Wool & Shred Buying.