ODR CNTRL: On-pack renders (2026 packaging refresh): clear outer shell, charcoal inner cylinder, matte cap.
  product-label-front.png — front label: ODR CNTRL™, Engineered to Disappear, Multi-Zone Odor Reset; No Fragrance / No Residue / No Questions; Net 1 oz / 30 mL; external use only.
  product-label-back.png — primary back: usage areas, directions, aluminum-free / fragrance-free / paraben-free, full INCI, Skyn Patch™ QR.
  product-label-back-distributed.png — alternate back panel: safety copy, Distributed by Skyn Patch (Tempe, AZ), Made in USA, barcode (reserve for legal/footer use; not required on main product grid).

og-default.png (1200×630, Open Graph / Twitter / link previews) is generated from product-label-front.png on brand background #f8faf8. Regenerate: `python3 scripts/build-og-default.py` from repo root.

Site-wide lifestyle (hero + product/kickstarter pages): workout-bag.jpg, hero-bg.jpg, used on index.html and kickstarter.html; add Unsplash/Pexels URLs here when sourced for audit trail.

Zone + formula thumbnails (claim-aligned associations)

All raster assets below are **committed under images/** (no hotlinking in HTML). URLs are provenance for re-download or license audit.

Unsplash: zones/underarms.jpg, zones/feet.jpg
  underarms (sleeveless training / upper-body sweat context): https://images.unsplash.com/photo-1571019613454-1cb2f99b2d8b?auto=format&fit=crop&w=1600&q=85
  feet:       https://images.unsplash.com/photo-1542291026-7eec264c27ff
  License: https://unsplash.com/license

zones/grappling-close-fit.jpg: center crop from audiences/bjj-mma.jpg (same source as bjj-mma tile below).
  Source photo: https://images.unsplash.com/photo-1742863067822-7719483acb63
  License: https://unsplash.com/license/

Unsplash: zones/chest.jpg — barbell / training floor (chest & back):
  https://images.unsplash.com/photo-1517836357463-d25dfeac3438?auto=format&fit=crop&w=1600&q=85
Unsplash: zones/gear.jpg — gym backpack; bag for clothes and layers:
  https://images.unsplash.com/photo-1553062407-98eeb64c6a62?auto=format&fit=crop&w=1600&q=85

Pexels: zones/travel.jpg — air travel / window (transit fatigue context):
  https://images.pexels.com/photos/2405015/pexels-photo-2405015.jpeg
  License: https://www.pexels.com/license/

Formula row icons (800×800 center crops committed under images/formula/). Do not trust bare Pexels photo-ID URLs alone—verify bytes after download.

  no-aluminum.jpg: smooth river stones / pebble texture (unchanged on disk). If re-sourcing, verify bytes match label (neutral stone, not unrelated stock).

  no-fragrance.jpg: StockSnap — white plaster paint texture (neutral, no scent cues).
    Source page: https://stocksnap.io/photo/V1SCOCHDK7
  License: https://stocksnap.io/license (CC0)

  ph-balanced.jpg: StockSnap — skincare / spa mood (cream on cheek, bathrobe).
    Source page: https://stocksnap.io/photo/JF6DZWDDO3
  License: https://stocksnap.io/license (CC0)

  vegan.jpg: seedling in hands (plant-based metaphor; unchanged).
    (Prior Pexels ID; file verified on disk.)

  paraben-free.jpg: USDA / Flickr — lab pour into Erlenmeyer flask (public domain).
    https://www.flickr.com/photos/41284017@N08/16299658674
    Openverse: https://openverse.org/image/16299658674 (PDM)

  transparent.jpg: Wikimedia Commons — glass of water with ice (clarity metaphor).
    https://commons.wikimedia.org/wiki/File:Glass_of_water_ouside.jpg
    Author: Kurt Kaiser. License: CC0 1.0 (public domain dedication).

Audiences (Perfect fit section; odor-relevant situations)

Unsplash: images/audiences/*.jpg (1600px wide crops)
  bjj-mma:        https://images.unsplash.com/photo-1742863067822-7719483acb63 (Macourt Media: people practicing Brazilian jiu-jitsu in a gym)
  gym-training:   https://images.unsplash.com/photo-1517836357463-d25dfeac3438 (gym / barbell training)
  travel:         https://images.unsplash.com/photo-1488646953014-85cb44e25828 (travel / luggage)
  work-proximity: https://images.unsplash.com/photo-1521737604893-d14cc237f11d (team / close collaboration)
  License: https://unsplash.com/license/