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    Award Winning Baby Swimwear Range
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    Free Delivery on orders over £9.99
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    World's Largest Range of Baby Swimwear
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    Recommended by Swim Schools Worldwide

Happy Nappy Products 

Brand New Happy Nappy

  Waist  Thigh
(Small) 0 – 3 m 34 - 41 cm 17 - 22 cm
(Medium) 3 – 6 m 37 – 44 cm 19 – 24 cm
(Large) 6 – 12 m 40 – 47 cm 20 – 26 cm
(X Large) 1 – 2 y 42 – 50 cm 22 – 31 cm
(XX Large) 2 – 3 y 44 – 52 cm 26 – 33 cm
3 – 4 y 48 – 54 cm 27 – 35 cm
4 – 5 y 56 – 62 cm 29 – 37 cm

 

Happy Nappy Duo

  Waist  Thigh
(Small) 0 – 3 m 34 - 41 cm 17 - 22 cm
(Medium) 3 – 6 m 37 – 44 cm 19 – 24 cm
(Large) 6 – 12 m 40 – 47 cm 20 – 26 cm
(X Large) 1 – 2 y 42 – 50 cm 22 – 31 cm
(XX Large) 2 – 3 y 44 – 52 cm 26 – 33 cm
3 - 4 y
 48 - 54 cm
 27 - 35 cm
4 - 5 y
 56 - 62 cm
 29 - 37 cm

 

Happy Nappy Costume

  Waist  Thigh Chest HPS * Crotch
(Small) 0 – 4 m 34 - 41 cm 17 - 22 cm 41 – 48 cm 32 – 35 cm
(Medium) 3 – 8 m 37 – 44 cm 19 – 24 cm 46 – 50 cm 40 – 43 cm
(Large) 6 – 14 m 40 – 47 cm 20 – 26 cm 48 – 54 cm 44 - 47 cm
(X Large) 1 – 2 y 42 – 50 cm 22 – 31 cm 52 – 56 cm 48 – 51 cm
(XX Large) 2 – 3 y 44 – 52 cm 26 – 33 cm 54 – 60 cm 52 – 55 cm

*HPS = High point of shoulder

 

Happy Nappy Wetsuit

  Waist  Thigh Chest HPS * to Crotch
(Small) 0 – 4 m 36 - 42 cm 18 - 24 cm 40 – 44 cm 32 – 35 cm
(Medium) 3 – 8 m 40 – 46 cm 20 – 26 cm 44 – 48 cm 35 – 38 cm
(Large) 6 – 14 m 43 – 47 cm 22 – 28 cm 48 – 52 cm 39 - 42 cm
(X Large) 1 – 2 y 45 – 51 cm 24 – 30 cm 50 – 54 cm 42 – 44 cm

*HPS = High point of shoulder

 

Happy Nappy Sunsuit

  Waist  Thigh Chest HPS * to Crotch
(Small) 0 – 4 m 36 - 42 cm 18 - 24 cm 40 – 44 cm 32 – 35 cm
(Medium) 3 – 8 m 40 – 46 cm 20 – 26 cm 44 – 48 cm 35 – 38 cm
(Large) 6 – 14 m 43 – 47 cm 22 – 28 cm 48 – 52 cm 39 - 42 cm
(X Large) 1 – 2 y 45 – 51 cm 24 – 30 cm 50 – 54 cm 42 – 44 cm

*HPS = High point of shoulder

 

Toddler Jammers

  Waist  Thigh Length
(Small) 2 - 3 y 44 - 52 cm 24 - 30 cm 25cm
(Medium) 3 – 4 y 46 – 54 cm 26– 32 cm 26cm

Baby Wetsuits

Baby Wrap Wetsuit

  Chest HPS* to Crotch
(Small) 0 – 6 m 45 - 48 cm 38 - 41 cm
(Medium) 6 - 18 m 49 - 53 cm 42 - 45 cm
(Large) 18 – 30 m 54 – 58 cm 43 – 46 cm

 

Warm In One Wetsuit

  Chest HPS* to crotch Length
(Small) 0 - 3 m 50 - 54 cm 30 - 33 cm 48 cm
(Medium) 3 - 6 m 52 - 56 cm 33 - 36 cm 51 cm
(Large) 6 - 12 m 56 – 60 cm  37 – 39 cm 54 cm
(Extra Large) 12 - 24 m 60 – 64 cm 40 – 43 cm 60 cm

*HPS = High point of shoulder

 

Happy Nappy Wetsuit

  Waist  Thigh Chest HPS * to Crotch
(Small) 0 – 4 m 36 - 42 cm 18 - 24 cm 40 – 44 cm 32 – 35 cm
(Medium) 3 – 8 m 40 – 46 cm 20 – 26 cm 44 – 48 cm 35 – 38 cm
(Large) 6 – 14 m 43 – 47 cm 22 – 28 cm 48 – 52 cm 39 - 42 cm
(X Large) 1 – 2 y 45 – 51 cm 24 – 30 cm 50 – 54 cm 42 – 44 cm

 *HPS = High point of shoulder

UV All in One

  Chest HPS * to Crotch
(Medium) 3 – 6 m 55 cm 31 cm
(Large) 6 – 12 m 59 cm 33 cm
(Extra-large) 12 – 24 m 61 cm 38 cm

*HPS = High point of shoulder 

Pool & Changing

After Swim Waterproof Onesie

  Chest HPS * to Crotch
(Small) 6 – 12 m 57 cm 41 cm
(Medium) 1 – 2 y 64 cm 46 cm
(Large) 2 – 3 y 71 cm 51 cm

*HPS = High point of shoulder

 

Swim Hat

  Dimensions
(Small) 0 – 18 m 40 – 54 cm
(Medium) 18 m + 42 – 60 cm

 

Changing Mat

  Dimensions
One Size 41.5 x 69 cm

 

Nappy Wrap

  Age
Small 0 - 4 m
Medium 3 - 14 m
Large Toddler +

 

Size Adjustable Under Nappy

  Waist  Thigh
(Small-Medium) 0 - 1 y 36- 42 cm 19 - 28 cm
(Medium- Large) 1 – 3 y 42 - 54 cm 28 - 35 cm

 

Silver Lining Under Nappy

  Waist  Thigh Length
(Small) 0 – 6 m 42 cm 8.5 - 14 cm 19cm
(Medium) 6 – 24 m 44 cm  11 - 17 cm 20cm
(Large) 2 – 3 y 50 cm 13 - 18 cm 21cm
3T
 52 cm
 13.5 - 18 cm
 24.5cm
4T
 59 cm
 14.5 - 18.5 cm
 26.5

 

Thermaswim Baby Suit

  Chest Body
(Small) 3 - 6 m 40-44 cm 55cm
(Medium) 6 – 12 m 44-48 cm 61cm
(Large) 12 - 24 m 48-50 cm 67cm

 

Thermaswim Toddler Suit

  Chest Body
2 - 4 y 50-52 cm 60cm
4 - 6 y 52-54 cm 64cm

Floatsuits

Floatsuit

  Chest Length Weight
(Small) 1 - 2 y 51 cm 40 cm 11 - 15 kg
(Medium) 2 - 4 y 56 cm  41 cm 15 - 22 kg
(Large) 4 - 6 y 60 cm 43 cm 22 - 30 kg

 

UV Floatsuit

  Chest Length Weight
(Small) 1 - 2 y 51 cm 40 cm 11 - 15 kg
(Medium) 2 - 4 y 56 cm  41 cm 15 - 22 kg
(Large) 4 - 6 y 60 cm 43 cm 22 - 30 kg

 

Short John Floatsuit

  Chest Length Weight
(Small) 1 - 2 y 51 cm 40 cm 11 - 15 kg
(Medium) 2 - 4 y 56 cm  41 cm 15 - 22 kg
(Large) 4 - 6 y 60 cm 43 cm 22 - 30 kg

Float Jackets

Go Splash Swim Vest

  Chest Weight
(Small) 1 - 2 y 51 cm 11 - 15 kg
(Medium) 2 - 4 y 56 cm  15 - 22 kg
(Large) 4 - 6 y 60 cm 22 - 30 kg

 

Go Splash Float Jacket 8- Piece

  Chest Weight
(Small) 1 - 3 y 54 cm 11 - 19 kg
(Medium) 3 - 6 y 60 cm  19 - 30 kg

Boys Swimwear 

Aqua Shorts

  Waist Length
6 - 12 m 19.5 cm 17 cm
1 - 2 y 21.5 cm 18 cm
2 - 3 y 23.5 cm 19 cm
 3 - y 25.5 cm 20 cm

 

Rash Tops

  Chest Length
1 - 2 y 54 – 58 cm 37 cm
2 - 3 y 58 – 62 cm 41 cm
3 - 4 y 64 – 68 cm 45 cm

 

Boys Shark Board Shorts

  Waist Length
1 y 21.5 cm 21 cm
2 y 22.5 cm 23 cm
3 y 23.5 cm 24 cm
4  - 5 y 24.5 cm 25 cm
6 - 7 y 25.5 cm 27.5 cm

 

Boys Plain Black/Navy Shorts

  Waist Length
6 - 7 y 25.5 cm 27.5 cm
8 - 9 y 29.5 cm 29.5 cm
10 - 11 y 31.5 cm 31.5 cm
12 - 13 y 33.5 cm 33.5 cm

Girls Swimwear 

Essential / Jungle Swimming Costume

  Chest Length
6 - 12 m 40cm 41cm
1 - 2 y 43cm 43cm
2  - 3 y 44cm 45cm
3 - 4 y 48cm 46cm
4  - 5 y 48cm 50cm
6 - 7 y 52cm 53cm
8 - 9 y 54cm 58cm
10 - 11 y 56cm 62cm
12 - 13 y 62cm 65cm

 

Rash Tops

  Chest Length
1 - 2 y 54 – 58 cm 37 cm
2 - 3 y 58 – 62 cm 41 cm
3 - 4 y 64 – 68 cm 45 cm

Wetsuits and Sunsuits

Shorty Wetsuit

  Chest Collar to Crotch
2 - 4 y 54 cm 38 cm
4 - 6 y 58 cm 40.5 cm

 

UV Sun and Sea Wetsuit

  Chest HPS* to Crotch Length
1 - 2 y 50 – 54 cm 40 – 42 cm 60 cm
2 - 4 y 54 – 56 cm 42 – 44 cm 61 cm
4 - 6 y 56 – 60 cm 44 – 46 cm 62 cm

*HPS = High point of shoulder 

 

UV All in One

  Chest HPS* to Crotch
3 - 6 m 55 cm 31 cm
6 - 12 m 57 cm 33 cm
12 - 24 m 63 cm 39 cm

*HPS = High point of shoulder

 

UV Toddler Sunsuit

  Chest HPS* to Crotch
1 - 2 Y 53 cm 38 cm
2 - 3 y 54 cm 39 cm
3 - 4 y 56 cm 41 cm

*HPS = High point of shoulder

Beach Accessories

Legionnaire Hat

  Dimensions
1 - 3 y 38 - 48 cm
3 - 6 y 48 - 54 cm

Older Children & Adults

Maternity Swimming Costumes

  Bust Waist Hip
UK 10 (38) 91 cm 98 cm 100 cm
UK 12 (40) 96 cm 103 cm 105 cm
UK 14 (42) 101 cm  108 cm 110 cm
UK 16 (44) 106 cm 113 cm 115 cm

 Jammers

Toddler Jammers

  Waist Thigh Length
(Small) 2 - 3 y 44 - 52 cm 24 – 30 cm 25 cm
(Medium) 3 - 4 y 46 – 54 cm 26 – 32 cm 26 cm

Child Jammers

  Waist Thigh Length
(Small) 4 - 5 y 48 – 56 cm 28 – 34 cm 25 cm
(Medium) 5 - 6 y 50 – 58 cm 30 – 36 cm 27 cm
(Large) 6 - 7 y 52 – 60 cm 32 – 38 cm 30 cm
(Extra Large) 7 - 8 y 54 – 62 cm 34 – 40 cm 32 cm

 Adult Jammers

  Waist  Thigh Length
Extra Small 56 – 68 cm 35 – 43 cm

38 cm
Small 62 – 70 cm 40 – 47cm

40 cm
Medium 68 – 78 cm 43 – 51 cm 42 cm
Large 76 – 80 cm 47 – 55 cm 44 cm
Extra Large 88 – 104 cm 50 – 60 cm 46 cm

 

Splash Shorts

Children Splash Shorts

  Waist Thigh
(Small) 4 - 6 y 50 – 70 cm 30 – 40 cm
(Medium) 6 - 8 y 55 – 75 cm 40 – 50 cm
(Large) 8 - 10 y 60 – 80 cm 50 – 55 cm
  Waist  Thigh
Small 75 - 100 cm 53 - 60 cm
Medium 100 - 120 cm 55 - 65 cm
Large 120 - 135 cm 60 - 75 cm
Extra Large 135 - 150 cm 75 - 85 cm
  Chest Thigh
Small 68 – 78 cm 38 – 48 cm
Medium 76 – 90 cm 40 – 52 cm
Large 86 – 100 cm 48 – 60 cm
X Large 94 – 106 cm 54 – 68 cm

 

Splash Jammer Shorts

Adult Splash Jammer Shorts

  Waist  Thigh
Small 58 – 68 cm 44 – 54 cm
Medium 66 – 76 cm 50 – 60 cm
Large 74 – 84 cm 54 – 64 cm
X Large 82 – 92 cm 58 – 68 cm
X X Large 88 – 98 cm 62 – 72 cm

Thermaswim Adult Swim Top

  Chest
XS/S 86-94 cm
M/L 96.5-101 cm
L/XL 104-112 cm 
XXL 114+ cm

Thermaswim Adult Swim Shorts

  Waist
XS/S 68.5-73.5 cm
M/L 76-86 cm
L/XL 88.5-99 cm 
XXL 101+ cm