Size guide

Find your fit

IV covers

How to pick your size

  1. Measure. Wrap a soft tape around the widest part of your bicep (upper arm). Snug, not tight. No tape? Wrap a string around your bicep (upper arm), then hold it flat against a ruler.
  2. Compare. Check your number against the chart.
  3. Pick. Kids if your bicep (upper arm) is up to about 9 in (23 cm) around. Adult if it is about 9.5 to 14 in (24 to 36 cm) around the bicep (upper arm). Between sizes? Size up, not down.
IV cover sizes. Fits around the bicep (upper arm) is the main way to choose.
MeasurementKidsAdult
Fits around the bicep (upper arm), cover worn and stretchedup to 9 in (23 cm)about 9.5 to 14 in (24 to 36 cm)
Length, flatabout 17 in (43.5 cm)about 20 in (51 cm)
Width, flatabout 4 in (10.5 cm)about 5.25 in (13.5 cm)
End opening, flatabout 4 in (10.5 cm)about 4.25 in (11 cm)
Around, before stretchabout 8.25 inabout 10.5 in
How to measure for a Happy Cloud IV cover: wrap a soft tape around the widest part of the bicep (upper arm). Kids fits a bicep up to 9 in (23 cm), Adult 9.5 to 14 in (24 to 36 cm).

Flat measurements are approximate and taken before stretch. Bicep sizes are for the cover worn and stretched. Each pack has 2 covers of the same size. Pull-on stretchy sleeve with a thumb hole; it never opens. 88% nylon, 12% spandex. Not waterproof.

Care: Machine wash cold with colors. Do not bleach. Line dry. Do not iron.

Shop IV covers

T-shirts

Runs in men's sizing. Women, order one size down from your usual. A women's L is about our M. Sizes run XS to XXL.

SizeChestWaistHips
XS30–34 in76–86 cm24–28 in61–71 cm30–34 in76–86 cm
S34–38 in86–96 cm28–32 in71–81 cm34–38 in86–96 cm
M38–42 in96–106 cm32–36 in81–91 cm38–42 in96–106 cm
L42–46 in106–116 cm36–40 in91–102 cm42–46 in106–116 cm
XL46–50 in116–126 cm40–44 in102–112 cm46–50 in116–126 cm
XXL50–54 in126–136 cm44–48 in112–122 cm50–54 in126–136 cm

Inches are converted from our original centimeter chart and rounded to the nearest inch. Smallest size is XS.

How to measure

  1. ChestMeasure around the fullest part of the chest.
  2. WaistMeasure around the natural waistline.
  3. HipsMeasure around the widest part of your hips.

Wearing it over a dressing or tubing? You may want to size up.

Shop tees

Not sure which size to pick? Contact us and we'll help you pick.