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This product is the #2 best-seller at ProtoArc (~92 products) and has stayed in the top 10 for 12 days. Winner score 64/100 — strong.
Built from three things we can see. It estimates how strongly a product is performing — it is never sales, revenue or ad spend.
Ranked #2 of the ~92 products this store sells. A high rank in a big store counts for more than one in a small store.
How many days it has stayed in this store’s top 10 over the last 30 days. A rank that holds is harder to fake than one good day.
No ad match or other-store listing is backing this product up right now.
Public Google ad records for the advertiser behind this store. They show that ads ran and for how long — never how much was spent.
How busy the store looks, and how many products it sells.
Reference data taken from the store's own public product listing.
```html Flexer Series Upgrade Upgrade Your Flexer Chair with Head & Neck Support Transform your Flexer or Flexer Pro seating experience with added ergonomic head and neck support, designed to help you stay comfortable during long work sessions. Head & neck support Adjustable comfort Breathable mesh design Designed for Flexer Series A Simple Upgrade for Better Upper-Body Comfort Add extra support where your standard chair needs it most. The headrest helps complete your ergonomic setup by support…
Strong
17% below its $35.99 compare-at price
of the ~92 products this store sells
Longest ad run we saw: about 22 months
6 scans · best-seller rank held at #2 throughout · score rose as the hold window filled · estimate, not sales.
| Advertiser | Country | Format | Verified | First shown | Last shown |
|---|---|---|---|---|---|
| SEENDA TECHNOLOGY CO., LIMITED | — | text | Verified | 2 May 2025, 07:38:19 UTC | 3 Aug 2026, 04:53:59 UTC |
| SEENDA TECHNOLOGY CO., LIMITED | — | text | Verified | 2 May 2025, 07:16:05 UTC | 3 Aug 2026, 02:25:09 UTC |
| STAR HONOUR DEVELOPMENT LIMITED | — | text | Verified | 17 Apr 2026, 10:22:52 UTC | 2 Aug 2026, 23:34:58 UTC |
| SEENDA TECHNOLOGY CO., LIMITED | — | text | Verified | 27 May 2026, 11:33:37 UTC | 2 Aug 2026, 21:49:30 UTC |
| AL FARIS AL ABYADH NEW AUTO SPARE PARTS TR. LLC | — | text | Verified | 12 Jan 2026, 09:58:17 UTC | 2 Aug 2026, 15:05:38 UTC |
Other products from this store, ordered by winner score.
