SET Active Mystery Box: Activewear Mystery Box for Full Gym Outfits
If you've been searching for the SET Active mystery box price, here's the short answer: 12 pieces of premium activewear for $89 — that's under $8 per item, with a retail value of $300+. Whether you're building your gym wardrobe from scratch or just tired of paying full price for matching sets, this is one of the most talked-about activewear deals online right now.
Each box is curated with trending workout tops, sculpting bottoms, and body-enhancing sets — inspired by the exact looks taking over social media. No subscriptions, no guesswork, no overpaying.
One box. One upgrade. Instant new energy.

Activewear Mystery Box Pricing
Three tiers are available depending on how much you want to refresh your wardrobe:
| Box Size | Price | Retail Value | Per Item |
|---|---|---|---|
| 3-Piece Box | $29 | $100+ | ~$9.67 |
| 6-Piece Box | $49 | $200+ | ~$8.17 |
| 12-Piece Box ⭐ Best Value | $89 | $300+ | ~$7.42 |
Most buyers go straight for the 12-piece — the per-item cost drops significantly and you get a complete wardrobe in one order. Limited release, no restocks, final sale.
12 Pieces. $300+ Value.
Under $8 per item
Build a full gym wardrobe in one order. Flattering fits, sculpting silhouettes, and matching sets designed to work together — without the premium price tag.
No guesswork. No wasted money.
What You Get
12 Curated Pieces
Matching tops and bottoms styled to work together as complete gym outfits — not random separates.
$300+ Retail Value
Premium-quality activewear at a fraction of what you'd pay in-store or on brand sites.
Trending Styles
Inspired by the most-saved gym looks on TikTok and Instagram — sculpting fits that actually flatter.
Mix & Match Ready
Every piece is designed to pair with the others, so you can create multiple outfits from one box.
Fast delivery with tracking included on every order.
One-time purchase — no recurring charges or hidden fees.
Performance materials built for real workouts, not just the 'gram.
If you're not happy with your box, we'll make it right.
Activewear Mystery Box FAQ
What is an activewear mystery box?
A curated bundle of workout outfits designed to work together. Each box includes multiple tops and bottoms — leggings, shorts, sports bras, and sets — for a complete gym wardrobe.
What comes inside the box?
Workout tops, leggings, biker shorts, and matching sets inspired by trending fitness styles. Every piece is selected to complement the others.
Can I choose my size?
Yes. Select your size at checkout and all pieces in your box will be sized consistently.
Is this a subscription?
No. This is a one-time purchase with no recurring charges and no hidden fees.
How fast is shipping?
Orders are processed quickly and ship with tracking included so you can follow your box every step of the way.
Why is it so affordable?
Products are bundled and sold direct-to-consumer without traditional retail markups — so the savings go straight to you.
Limited Release — Don't Miss the Drop
12 Pieces. $300+ Value. $89.
⚡ One box. One upgrade. Shop before it sells out.
Shop the 12PC Box — $89