We want you to have the best-fitting costume possible. To help you pick the best size we have compiled the below list of measurements.

So how do you know which set of costume sizes corresponds to the one you would like to buy? The answer lies in the first few characters of the Product Code. Simply note the product code of the item of interest and match the first couple of letters to one of the headings below.

N.B. If you can’t find the corresponding size chart, you can refer loosely to the sizing charts provided.

 

Product Codes beginning with: RUB

 

  Costumes starting RUB size 3-5, 4-6, 6-8

RUB costumes

For Transformers, Doctor Who, Teletubbies and other Disney costumes please use the UK size chart. For all other costumes please use the USA size chart.

 

 

Product Codes beginning with: SM

Adult Male

Smiffys Mens Size Guide
  Chest Waist Inside Leg
INCH CM INCH CM INCH CM

small

34 - 36 86 - 91 28 - 30 71 - 76 31 79

medium

38 - 40 97 - 102 32 - 34 81 - 86 32¾ 83

large

42 - 44 107 - 112 36 - 38 91 - 97 33 84

x large

46 - 48 117 - 122 40 - 42 102 - 107 33¼ 84

xx large

50 - 52 127 - 132 44 - 46 112 - 117 33¼ 85

Young Adult Male

Smiffys Young Adult Male Size Guide
  Chest Waist Inside Leg
INCH CM INCH CM INCH CM

x small

TEEN 13+

31 - 34 79 - 86 26 - 29½ 67 - 75 30 76

small

TEEN 13+>

34 - 36 86 - 91 29½ - 31½ 75 - 80 32¼ 82

 

Adult Female

Smiffys Womens Size Guide
  Bust Waist Hip
INCH CM INCH CM INCH CM

X small

AUS / 4 - 6

32½ - 33½ 83 - 85 24½ - 25½ 62 - 65 35 - 36 89 - 91

small

AUS / 8 - 10

34½ - 35½ 88 - 90 26½ - 27½ 67 - 70 37 - 38 94 - 97

medium

AUS / 12 - 14

37 - 38½ 94 - 98 29 - 30½ 75 - 77 39½ - 41 100 - 104

large

AUS / 16 - 18

40 - 42 102 - 107 32 - 34 81 - 86 42½ - 44½ 108 - 113

plus x1

AUS / 20 - 22

44 - 46 112 - 117 36 - 38 91 - 97 47 - 49 119 - 124

plus x2

AUS / 24 - 26

48 - 50 121 - 127 40 - 42 101 - 106 51 - 53 129 - 134

plus x3

AUS / 28 - 30

51 - 53 130 - 135 43 - 46 109 - 117 54 - 56 137 - 142

Young Adult Female

Smiffys Young Adult Womens Size Guide
  Bust Waist Hip
INCH CM INCH CM INCH CM

x small

TEEN 13+

31 - 33½ 80 - 85 25½ - 27 64 - 68 30 - 32 76 - 81

small

TEEN 13+

33½ - 36 85 - 91 27 - 29½ 68 - 75 32 - 35 81 - 89

Children

Smiffys Childrens Size Guide
  Chest Waist Height
INCH CM INCH CM INCH CM

small

AGE / 4 - 6

Weight / 35-45 lbs

Weight / 16-20 kilo

23 - 25 58 - 64 21½ - 22½ 54 - 57 46 - 51 115 - 128

medium

AGE / 7 - 9

Weight / 55-73 lbs

Weight / 25-33 kilo

27 - 28½ 69 - 72 23½ - 24½ 60 - 62 52 - 57 130 - 143

large

AGE / 10 - 12

Weight / 74-100 lbs

Weight / 34-35 kilo

30 - 31½ 76 - 80 25½ - 26½ 64 - 67 58 - 63 145- 158

Toddler

Smiffys Toddler Size Guide
  Chest Waist Height
INCH CM INCH CM INCH CM

small

AGE / 1 - 2

Weight / 30 lbs

Weight / 14 kilo

19½ - 20½ 48 - 51 19 - 20 50 - 52 34 - 39 85 - 89

medium

AGE / 3 - 4

Weight / 38 lbs

Weight / 17 kilo

21½ - 22½ 53 - 55 21 - 22 55 - 57 40 - 45 100 - 113

Tween

Smiffys Tween Size Guide
  Chest Waist Height
INCH CM INCH CM INCH CM

12+

33½ 85 27½ 70 60 - 64 152 - 163