MERMAID THERMAL FITTED RASHIE


Size
Size Guide
2 in stock in Size Girls 10

Stay warm. Move freely. Train comfortably.

The Mermaid Thermal Fitted Rashie combines performance warmth with a sleek ocean-inspired print. Designed by Kozii for winter training and cooler conditions, this long sleeve thermal top features soft brushed Lycra and hydro-fleece lining to help retain warmth without restricting movement.

With extra room through the shoulders and added length in the arms and body, this fitted rashie supports full mobility while racing, training or enjoying water sports in colder weather.

✔ Hydro-fleece lining for warmth
✔ Flexible performance fit with enhanced movement
✔ Soft, breathable brushed Lycra comfort

  • Long sleeve thermal rashie
  • Hydro-fleece interior for warmth
  • Designed with room in shoulders for movement
  • Extended arm and body length for comfort
  • Soft and comfortable against skin
  • Anti-bacterial treatment
  • High resistance to pilling and abrasion
  • Durable performance fabric
  • Ideal for winter training and water sports

Kozii swimwear is proudly designed and made in Australia, blending high-performance fabrics with style and durability. Trusted by competitive swimmers and Diving Australia athletes, every piece is tested for comfort, support, and longevity. Our sustainable approach, including recycled fabrics, ensures your swimwear performs in training, competition, and everyday pool or beach sessions.

Designed for a fitted performance feel with room for movement.

Model sizing:

  • Rinnah wears Ladies 12 Height 171cm | Waist 76cm | Chest 95cm | Hips 92cm
  • Jade wears Ladies 10 Chest 93cm | Waist 76.5cm | Hips 94cm | Torso 64cm
  • Ivy wears Girls 12 Height 158cm | Chest 79cm | Hips 78cm | Torso 62cm

Please refer to our Size Guide for best fit. If you’re between sizes or prefer a more secure feel, consider sizing up. Need help choosing the right size? Contact us - we’re happy to help.

Performance fabric designed for warmth and comfort.

  • 86% Polyester, 14% Spandex
  • Brushed Lycra for breathability and softness
  • Hydro-fleece lining for insulation
  • Durable and flexible fabric
  • Excellent stretch and recovery

To keep your swimwear performing at its best:

  • Rinse thoroughly with fresh water after each use
  • Do not leave rolled up in a damp in a towel
  • Hand wash gently with mild detergent to remove chlorine
  • Avoid rough surfaces that may snag fabric
  • Follow all care label instructions

With proper care, your swimsuit will maintain its shape, colour, and performance, keeping it looking and feeling great season after season.

Recently Viewed