Designed in the UKPrinted to orderFree UK delivery over £75
RATLIFE

LAB RATS / RESTDAY RAT

Growth Study

Cotton Tee · Back print

Restday Rat

£28.00

Colour Black
Size

Classic unisex fit. True to size.

1

Printed to order: dispatched within 5 working days, then 1–5 working days UK delivery.

  • Exclusive RATLIFE designsNot sold anywhere else
  • Printed to orderMade for you, less waste
  • Free UK delivery over £75£4.99 under £75
  • 14-day returnsStart a return

A long-term study with one participant, one notebook and endless patience.

Growth Study, an exclusive RATLIFE design from the Restday Rat collection. Small gains. Daily observations. The RatLife Lab Rat, goggles on and RATLIFE following his neckline, sits on the left chest. Full-colour Restday Rat artwork is printed on the back.

Fit & fabric

Medium unisex · 100% organic ringspun combed cotton · 180 gsm

  • Unisex organic cotton
  • RatLife Lab Rat + RATLIFE text · 80 mm · left chest
  • Design artwork · 250 mm · upper back
Care

Wash inside out at 30°C. Do not tumble dry or iron the print. Follow the garment care label.

Delivery
  • Free UK delivery over £75, otherwise £4.99 (UK Standard).
  • Printed to order: dispatched within 5 working days, then 1–5 working days UK delivery.
  • Delivery options and costs are confirmed at checkout before you pay.

Delivery information

Returns
  • 14-day returns: start a return online within 14 days of delivery.
  • A flat £5 return label fee, paid on the returns page, covers a prepaid InPost label (a QR code). Drop your parcel at any InPost locker or shop.
  • Refunds go back to your original payment method once your parcel reaches us and we’ve checked it.
  • Faulty or wrong item? It’s free: send us a photo and we’ll replace or refund it. You don’t need to send it back.

Start a return

Pairs well with

You may also like

More Lab Rats tees

Follow the experiment.

@ratlife.uk on Instagram and TikTok, @ratlife_uk on X.