AGR&trade Advanced Gear Research: Edgepeak&trade Ambidextrous Sling Pack
The Edgepeak is a fully ambidextrous sling pack that can be worn across the user's left or right shoulder.  It has a rear CCW compartment that is quickly accessed by unclipping the stabilizer strap and swinging the pack to the front of the body.  It has a lockable main compartment for keeping electronics and valuables secure.  A fleece-lined EVA pocket is on the front of the pack to store sunglasses or other fragile items.
NTOA Member Tested & Recommended

Specs:
Fully ambidextrous sling pack
Reinforced padded shoulder strap with swiveling stabilizer
Lockable main compartment
Dedicated padded tablet compartment
Custom molded fleece-lined semi-rigid EVA pocket
Two-way access to fully loop-lined rear CCW compartment
Double-sided Security Lockout Strip included
Laser cut ATLAS&trade Attachment Lattice System
Props in product photos are not included

Dimensions:
Volume: 910 cu. in. 15L
Overall size: 10 (L) x 9 (W) x 15 (H) in 27.9 x 22.9 x 38.1 cm View Product Dimensions Diagram
Frontal top pocket: 6.5 (L) x 1 (W) x 3.5 (H) in 16.5 x 2.5 x 8.9 cm
Frontal lower pocket: 8.5 (L) x 2.5 (W) x 7 (H) in 21.6 x 6.4 x 17.8 cm
Main compartment: 9.5 (L) x 4 (W) x 14.5 (H) in 25.4 x 10.2 x 36.8 cm
CCW compartment: 9.5 (L) x 1 (W) x 14 (H) in 24.1 x 2.5 x 35.6 cm
Dedicated padded tablet compartment: 8.5 (W) x 11.5 (H) in 21.6 x 29.2 cm
Stabilizer strap maximum length: 22 in. 55.9 cm
Weight: 2.4 lbs.