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Affordable Activewear Mystery Box | 12 Pieces Under $100 
SaleAffordable Activewear Mystery Box | 12 Pieces Under $100
Affordable Activewear Mystery Box | 12 Pieces Under $100
Sale price $89.00 Regular price $300.00 -
Affordable Activewear Mystery Box | 3 Pieces Under $30 
Affordable Activewear Mystery Box | 3 Pieces Under $30
Affordable Activewear Mystery Box | 3 Pieces Under $30
$29.00 -
Affordable Activewear Mystery Box | 6 Pieces Under $50 
Affordable Activewear Mystery Box | 6 Pieces Under $50
Affordable Activewear Mystery Box | 6 Pieces Under $50
$49.00 -
Set Surprise Mystery Box - 12PC for $89 | $300+ Value 
SaleSet Surprise Mystery Box - 12PC for $89 | $300+ Value
Set Surprise Mystery Box - 12PC for $89 | $300+ Value
Sale price $89.00 Regular price $300.00 -
Impact Workout Set – 2PC Gym Outfit -
Align Sculp Workout Set – 2PC Gym Outfit -
Gym Baddie Workout Set – 2PC Gym Outfit -
Sophie Workout Set – Shorts Gym Outfit -
Fierce Kitty Workout Set – 2PC Gym Outfit -
Hannah Workout Set – 2PC Gym Outfit -
Sophie Workout Set – 2PC Gym Outfit -
Adiza Workout Set – 2PC Gym Outfit -
Abby Workout Set – 2PC Gym Outfit -
Dynamic Workout Set – 2PC Gym Outfit -
Thigh High Sock Workout Outfit - Bra & Shorts -
Ava Seamless Workout Outfit - Bra & Shorts Set 
Ava Seamless Workout Outfit - Bra & Shorts Set
Ava Seamless Workout Outfit - Bra & Shorts Set
$21.95 -
Abby Seamless Workout Outfit – Bra & Shorts Set 
Abby Seamless Workout Outfit – Bra & Shorts Set
Abby Seamless Workout Outfit – Bra & Shorts Set
$21.95 -
Thigh High Workout Set – 3PC Gym Outfit
WORKOUT SETS & GYM OUTFITS
Matching Workout Sets · Women’s Activewear
Complete Outfits.
Coordinated & Ready to Wear.
Matching sets that feel intentional, flattering, and easy to wear. Sports bras, leggings, and shorts curated into coordinated outfits that actually go together.
Matching Sets Sculpting Fabrics Coordinated Looks Free Shipping
Shop the Set Surprise Box →
12 complete outfits · $300+ retail value · Only $89
Premium activewear dupes
Looks like a $300 activewear haul. Costs less than one premium set.
12
premium pieces
$300+
Retail Value
$89
Your Price
$7
Per Piece
One-time purchase · Free shipping · Ships in 24–48 hours
Styles From Past Boxes
Every box is curated — coordinated looks you’ll actually wear
Why Matching Sets
Coordinated looks that take the guesswork out of getting dressed
Intentional Coordination
Sports bra, leggings, and shorts that actually match — no effort required.
Sculpting Fabrics
Soft compression that holds, lifts, and moves with you — from warm-up to cool-down.
Versatile Colorways
Neutral and bold options that work across your existing wardrobe — not just in the gym.
Real Wearability
Styles selected to actually look good on — no filler, no random pieces that don’t go with anything.
What Customers Are Saying
Real reviews from real customers
★★★★★
“Premium quality at an unbelievable price. Every set in the box was something I would have picked myself — nothing felt like filler.”
★★★★★
“I got 6 complete outfits for $99. The fabric quality is genuinely impressive — looks like I spent way more than that.”
★★★★★
“The colors are perfect and everything fits true to size. I’ve already ordered a second box for my sister.”
More Ways to Shop
Also Available: Activewear Mystery Box
Prefer individual pieces over full sets? The Activewear Mystery Box includes premium leggings, shorts, and sports bras — curated to your size. Starting at $29.
From $29 3, 6, or 12 Pieces Free Shipping No Subscription
Shop the Activewear Mystery Box →
One-time purchase · Ships in 24–48 hours
Common Questions
Everything you need to know before you order
Can I choose the styles or colors?
You choose your size — we curate the styles from best-sellers. Every set is selected to coordinate well and actually look good on.
What’s included in the Set Surprise Box?
6 complete matching outfits — 4 legging sets and 2 shorts sets. Each includes a coordinated sports bra or top. $300+ retail value for $99.
Is there a subscription?
No — one-time purchase only. No auto-renew, no recurring charges, no fine print.
How fast does it ship?
Orders go out in 24–48 hours with full tracking included.
What’s the difference between this and the Activewear Mystery Box?
The Set Surprise Box contains 6 complete coordinated outfits. The Activewear Mystery Box contains individual pieces — leggings, shorts, and sports bras — starting at $29.
Can I return it?
Mystery boxes are final sale because of the deep discount — but we only pack pieces we’d wear ourselves. Defective items are always replaced.
Secure checkout · All cards accepted · Free shipping on every order
Ready to Complete Your Wardrobe?
12 pieces · $300+ retail value · only $89
Free shipping. Ships in 24–48 hours.
One-time purchase · No auto-renew · Free shipping
ActivewearBox — Common Questions
What is the return policy?
Mystery boxes are final sale due to the deep discount pricing. However, any defective or damaged items will be replaced immediately at no cost to you.
Are mystery boxes a subscription?
No — this is a one-time purchase only. No subscription, no recurring charges, no hidden fees.
When will I get my order?
Orders ship within 24–48 hours. Most U.S. orders arrive within 3–7 business days. You'll receive a tracking email as soon as your box ships.
Do I get to choose the styles?
The colors and patterns are a surprise — that's the fun part! You do choose your top and bottom sizes. Our team curates a balanced mix so everything in your box mixes and matches.
How much does shipping cost?
Free shipping on all US orders over $25. Most boxes qualify automatically.