Week 3 • September 23, 2026

RubberHose 3: Character Limbs

Build fast, clean character rigs in After Effects using Battle Axe's RubberHose 3. This week is about controllable limbs, readable poses, hose styling, and animation workflow.

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🤖 Why RubberHose?

The Puppet Tool bends pixels. RubberHose builds a simple, art-directable limb system. It is ideal for arms, legs, tails, tentacles, simple characters, explainer animation, mascot rigs, and stylized motion where you need speed without building a full DUIK character rig.

Lesson Goal

By the end of this lesson, you should be able to create a RubberHose limb, pose it with controllers, style the hose to match a character design, attach hands/feet/props, and animate a clean walk or gesture with intentional arcs and overlap.

Official Core References

RubberHose 3 - hose basics: Start here for the basic build workflow and controller logic.

RubberHose 3 - style: The most important reference for today's hose styling work.

Advanced limb styles: A strong follow-up for sleeves, cuffs, outlines, and more designed character limbs.

RubberHose Mental Model

Hose

The visible bendy limb. Think of it as the arm or leg shape. It is built from After Effects shape-layer logic, which is why styling is so flexible.

Controllers

The points you animate. Instead of dragging pixels like Puppet Tool, you pose a limb by moving the controller ends and adjusting bend behavior.

Style

The visual design applied to the hose: stroke width, fills, trims, cuffs, sleeves, outlines, tapers, dashes, effects, and saved presets.

Core Workflow

Build Order

  1. Create or import your character artwork.
  2. Separate body, upper arms, forearms, hands, legs, feet, head, and props into clean layers.
  3. Create a RubberHose limb for each arm/leg section you need.
  4. Place controllers at believable shoulder/elbow/wrist or hip/knee/ankle positions.
  5. Pose the character in a strong neutral stance before animating.
  6. Parent hands, feet, sleeves, gloves, shoes, and props to the correct hose/controller.

The Pose Test

Before you animate, hit three test poses:

  • Neutral standing pose
  • Extreme reach pose
  • Compressed/bent pose

If the limb breaks, collapses, twists, or loses its design in any of those poses, fix the rig before making keyframes.

Hose Styling: What We Focused On In Class

Shape-Layer Styling

A hose is built from shape-layer behavior, so the styling power comes from familiar AE tools.

  • Stroke width: Controls limb thickness and character weight.
  • Stroke color: Match skin, clothing, gloves, pants, shoes, or graphic color palettes.
  • Caps: Round caps feel soft and noodle-like. Butt caps feel graphic, cut, and flatter.
  • Multiple strokes: Create outlines, cuffs, socks, gloves, sleeves, shadows, and stripes.
  • Fills and shapes: Add elbows, joints, shoulder caps, pads, buttons, or simple costume details.

Style Operators

Use shape operators to make the hose feel designed instead of default.

  • Trim Paths: Make partial sleeves, bands, gloves, socks, and reveal animations.
  • Taper: Narrow the hose toward wrists, ankles, tentacle tips, or stylized extremities.
  • Dashes: Create segmented limbs, stitch lines, striped socks, or mechanical details.
  • Offset: Move decorative bands along the limb without rebuilding the rig.
  • Layer styles/effects: Use cautiously for shadows, highlights, glow, or graphic treatment.
💡 Style Presets vs. Bend Presets

Style presets change how the hose looks. Bend presets change how the hose bends. Keep those two ideas separate so you can reuse a good limb design while still changing the motion behavior.

Styling Recipes

Simple Cartoon Arm

  • One round stroke
  • Round caps
  • Color matched to skin or shirt
  • Small hand layer parented to wrist controller

Sleeve + Glove

  • Base arm stroke
  • Second stroke for shirt sleeve
  • Trim Paths to stop sleeve before wrist
  • Separate glove/hand artwork parented at the end

Outlined Limb

  • Thick dark stroke underneath
  • Thinner colored stroke above it
  • Consistent outline thickness across arms and legs
  • Best for mascot/cartoon design

Animation Principles Inside RubberHose

Pose-to-Pose First

Do not noodle around randomly. Block the important poses first, then add breakdowns and overlap.

  • Contact: Where the foot or hand touches.
  • Passing: The limb crosses through the body center.
  • Extreme: The furthest reach or squash.
  • Settle: The small recovery after the main movement.

Arcs, Overlap, and Drag

Controllers should move in clean arcs, not mechanical straight lines. Hands and feet can lead or drag depending on the acting choice.

  • Use Easy Ease as a starting point, then refine in the Graph Editor.
  • Offset hand, elbow, knee, or foot motion by a few frames for organic overlap.
  • Add anticipation before big gestures.
  • Keep silhouettes readable at every major pose.

Walk Cycle Reference Stack

RubberHose walk cycle: Use this as the bridge between rig setup and actual character animation.

Parent to hose: Useful when attaching hands, feet, props, or costume pieces to the limb.

Bones: For deeper control once the simple hose workflow makes sense.

Common Problems

⚠ Broken Limb Silhouette

If the hose looks good in one pose but ugly in another, the design is too dependent on one angle. Test extremes before committing.

⚠ Default Noodle Syndrome

The default hose is only a starting point. If every limb is the same stroke width and color, the character will feel unfinished.

⚠ Hands and Feet Floating

Parent or attach end pieces carefully. A strong hose animation fails fast if the wrist, shoe, or prop drifts away from the controller.

⚠ Too Many Controls Too Soon

RubberHose is valuable because it is fast. Keep the rig simple until the acting requires more complexity.

RubberHose 3 Mastery Checklist

  • Create: Build a hose and place controllers cleanly.
  • Pose: Test neutral, reach, and compression poses.
  • Style: Use strokes, trims, tapers, and presets intentionally.
  • Attach: Parent hands, feet, and props without drift.
  • Animate: Block contact, passing, extreme, and settle poses.
  • Polish: Refine timing, easing, arcs, and overlap.
  • Organize: Name layers and controllers clearly.
  • Export: Render clean MP4s and collect the project folder.

Key Links

Official docs: RubberHose 3 Quickstart • Styles Documentation • Controls Documentation

Next: Week 4 turns this lesson into a three-animation RubberHose assignment.

← Week 2: Puppet Tool  •  Intermediate Motion  •  Week 4: RubberHose Assignment →

NCAD Motion Design • Intermediate Week 3 • Fall 2026