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Component Lab / ecommerce / size-stock-selector

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Size and stock selector

A product variant controller that connects every size to real stock language. Available choices update the purchase readiness state; unavailable choices reveal a restock action without hiding the option from keyboard users.

Lab tested Responsive Dark mode Interactive
Version
1.0.0
Updated
2026-08-02
Dependencies
Zero
Preparing the interactive workbench…

Implementation field notes

Use size and stock selector confidently.

The preview and source are only the starting point. Use these notes to decide where the component fits, preserve its accessibility contract, and verify the adapted result.

Good fit for

  • Apparel products
  • Footwear variants
  • Limited inventory

This variant controls pattern works best when its purpose is clear in the surrounding page hierarchy.

Accessibility contract

  • Size buttons implement a labelled radiogroup with roving keyboard focus.
  • Availability and selected stock remain explicit text.
  • The restock action reports confirmation through a polite status.

Integration plan

  1. Copy the standalone HTML and scoped CSS into an isolated page.
  2. Adapt selected accent, available stock, unavailable state, surface color through the Inspector.
  3. Connect the defensive JavaScript, then test every control with a keyboard.
  4. Review the result at 375, 768, 1024, and 1440 pixels before shipping.

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