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Rucking

Patent Pending — US App. No. 64/194,166

Ruck weight that fits your laptop sleeve.

Steel shot for 15 to 25 lb, or sand to start light. Ships empty.

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Win one of 5 free Rukflats. No purchase necessary.

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Taped bricks shift. Iron plates cost a lot.

Tape

Bricks wrapped in duct tape and bubble wrap.

Shift

Sandbags slump and don't sit flat.

Cost

Iron plates run around $90.

How it's designed to work.

Open the cap.

1

Open the cap.

A wide fill cap takes steel shot or sand.

Fill to a line.

2

Fill to a line.

Stand it up and fill to a line: 10, 15, 20 or 25 lb with steel shot (estimates). Sand tops out near 8 lb.

Baffles hold shape.

3

Baffles hold shape.

Internal baffles are designed to stop the fill slumping.

Slide it in.

4

Slide it in.

Stays 1.5 in thin to fit a laptop sleeve, with a strap slot for any bag.

Steel-shot fill to 25 lb (estimate)Fill scale reads bottom-upStays 1.5 in thinShips empty
Steel-shot fill to 25 lb (estimate)Fill scale reads bottom-upStays 1.5 in thinShips empty
Steel-shot fill to 25 lb (estimate)Fill scale reads bottom-upStays 1.5 in thinShips empty
Steel-shot fill to 25 lb (estimate)Fill scale reads bottom-upStays 1.5 in thinShips empty

See the idea in 30 seconds.

Design targets

Goals for v1, not tested results.

Shell
Welded TPU bladder with internal baffles and an inner abrasion liner (planned)
Size
About 13 x 10 x 1.5 in; about 2.6 L inside (estimate)
Fill
Steel shot: lines for 10, 15, 20, 25 lb (estimates). Sand: up to about 8 lb (estimate)
Scale
Printed bottom-up: read with the plate standing, cap at the top
Fit
Laptop-sleeve size (target); strap slot
Shipping
Ships empty; buy steel shot or sand locally
Status
Concept in development. No prototype yet; burst, leak and fill-weight tests come first.

Limited preorders launching soon.

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