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Shop the Lara Active Walk Shorts in Black by Core Trainer. A great mid leg length boxer short for both an active lifestyle or your next chic off duty look.
Our model usually wears a size AU 8. She is 175cm (5’9”) tall with a 86.4cm (34”) bust, a 68.6cm (27”) waist and 78.7cm (31”) hips.
- Measurements: Length 36cm, Waist 34cm, Inseam 9.5cm (flat lay size small)
- Model is 5’9” and wears size S
- High waist fit
- 87% Nylon, 13% Spandex
Shop the Lara Active Shorts in Black by Core Trainer. A great mid leg length bike short for both an active lifestyle or your next chic off duty look. Designed to contour and created with a reflective strip on the side for a flattering slim fit.
Our model usually wears a size AU 8. She is 175cm (5’9”) tall with a 86.4cm (34”) bust, a 68.6cm (27”) waist and 78.7cm (31”) hips.
- Measurements: Length 28.5cm, Waist 26cm, Inseam 9.5cm (flat lay size small
- Model is 5’9” and wears size S
- Mid waist fit
- Reflective strip on side
- 92% Nylon, 8% Spandex
Shop the Lara Active Shorts in Navy by Core Trainer. A great mid leg length bike short for both an active lifestyle or your next chic off duty look. Designed to contour and created with a reflective strip on the side for a flattering slim fit.
Our model usually wears a size AU 8. She is 175cm (5’9”) tall with a 86.4cm (34”) bust, a 68.6cm (27”) waist and 78.7cm (31”) hips.
- Measurements: Length 28.5cm, Waist 26cm, Inseam 9.5cm (flat lay size small
- Model is 5’9” and wears size S
- Mid waist fit
- 92% Nylon, 8% Spandex
Shop the Tiffany Shorts in Black by Core Trainer. A great mid leg length bike short for both an active lifestyle or your next chic off duty look.
Our model usually wears a size AU 8. She is 175cm (5’9”) tall with a 86.4cm (34”) bust, a 68.6cm (27”) waist and 78.7cm (31”) hips.
- Measurements: Length 49cm, Waist 25cm, Inseam 25cm (flat lay size small)
- Model is 5’9” and wears size S
- Pocket Feature
- High Waist Fit
- 80% Nylon, 20% Elastane
Shop the Core Trainer Charlie Active Booty Shorts in Mint.
This cute length booty short to take your workout and your active wardrobe to the next level. A flattering slim fit is achieved by the combination of soft compression of the fabric and the ribbed high waist style.
- Measurements: Length 29cm, Waist 28cm, Inseam 7.5cm (flat lay size small
- Model is 5’9” and wears size S
- High waist fit
- Ribbed waistband and 4-way stretch body
- 90% Nylon, 10% Spandex
WHY SHOP WITH US
FAQs
If you’re just starting out, begin with 1–2 hours a day to let your body adjust. Over time, you can gradually increase wear to 6–8 hours daily for best results. It’s important not to wear your waist trainer for 24 hours straight or while sleeping, as your body needs time to rest. Consistency is key — regular use combined with healthy lifestyle choices helps you see results.
Yes, you can! Many people choose to wear their waist trainer during workouts to enhance sweating, improve posture, and support core engagement. However, it’s best suited for low- to moderate-intensity workouts like walking, strength training, or light cardio. For high-intensity exercises that require deep breathing, like HIIT or running, you may prefer removing it for maximum comfort and safety. Always listen to your body — if you feel short of breath or restricted, take it off.
Customers have 30 days to exchange or return items for credit. Please note we do not offer refunds unless an item is faulty.
To be eligible for a return, your item must be unused, unworn condition with original tags and packaging included.
If you need to exchange an item please send us an email at info@coretrainer.com.au
Use our size guide for the most accurate fit. Measure your natural waistline and refer to the charts located at the top banner provided.