Altoids Space Saver SD MMC Caddy (1/5 the Space !)

make a cheaper, less bulky case than any you can buy or make (up to now)

supplies :

PIECE OF FOAM : 3/8" X 7/8" 1 1/2"
cut oversize, trim to fit
(keeps cards from rattling)

Neodymium Disc N42 Thickness Magnetized 1/2" x 1/4" $0.41
(holds reader to caddy)

SDHC MMC memory card reader 8GB, Under $0.40 on eBay

Altoids Smalls Sugar Free - 0.50 Oz, $0.99 ea
(caddy case)

8 SD SDHC MMC RS-MMC Flash Cards

lanyard from USB thumb Drive

epoxy

Open Altoids case by pushing past detent
Rinse & Dry to remove Candy Dust

cut PIECE OF FOAM : 3/8" X 7/8" 1 1/2" ,
trim so 2 stacks of 4 cards fit snuggly
I used foam from the top of a CD 25-Pack
any padding will do (packing peanut , anti-static foam , papier-mache ...)

pre-position magnet before applying epoxy
apply epoxy to magnet
position lanyard loop
apply more epoxy to magnet to cover lanyard loop
avoid epoxy on part of loop not under magnet
let cure

insert foam into case

replace lid

attach metal USB plug to magnet

connect lanyard loop to lanyard strap

Before : 13.75 cubic inches = 2 1/2" x 2" x 1 3/4"

After : 2.4375 cubic inches = 3" X 1 5/8" X 1/2" (without magnet & reader)
After : 4.875 cubic inches = 3" X 1 5/8" X 1" (with magnet & reader)