Skip to content

Cart

Your cart is empty

3-6 Month Old Baby Clothing, Shoes and Accessories

3-6 Months

3–6 Month Baby Clothing Sizes

By the time your baby reaches the 3–6 month stage, you may start to notice just how quickly little ones grow — and how different clothing sizes can feel from one brand to the next. Many parents tell us this is when sizing can become a bit confusing, especially as babies develop at their own unique pace.

In Australia, clothing for this age and stage is commonly labelled 3–6 months, 00 (double-zero), or sometimes 0–6 months depending on the brand or product. As a general guide, these sizes are often designed to suit babies weighing around 6–8kg and measuring up to approximately 68cm in length. However, the true fit can vary based on purpose, design, brand, fabric stretch, cut, and style.

Because there is no single standard for baby clothing sizes, some pieces may feel generous and last longer, while others may be a more fitted style from the start. Choosing soft, breathable fabrics, comfortable waistbands, and practical designs for rolling, wriggling and growing movement can make everyday dressing much easier during this busy stage.

At Kids of Eltham, we’re here to help you feel confident about what to choose. Our experienced team can guide you through comfortable, practical clothing options that support your baby’s growth, seasonal needs, and daily routines — without the stress of guessing sizes.

Pop in and visit us in-store, or, give us a call (03) 9439 5700 if you need guidance before you shop online and discover the difference of a specialty store with 40 years of experience.

Sort by

721 products

Filters

Nature baby light cotton knit cardigan tulip in pink
Nature Baby Sailor Camper suit in Isle Green
Save 17%Milky daisy baby overall in blue
Milky daisy baby overall in blue Sale price$39.99 Regular price$47.95
Save 20%Rock your baby pink leopard floral baby bodysuit
Rock your baby pink leopard floral baby bodysuit Sale price$36.00 Regular price$44.95
Save 17%Milky Ditsy bloomer in yellow
Milky Ditsy bloomer in yellow Sale price$28.99 Regular price$34.95
Save 19%Huxbaby fairy unicorn short frill romper in pink
Huxbaby fairy unicorn short frill romper in pink Sale price$37.95 Regular price$46.95
Save 20%Burrow and be mila dress green leavings
Burrow and be mila dress green leavings Sale price$44.00 Regular price$54.99
Korango denim knit baby overalls in blue
Save 20%Milky Pique Polo T-Shirt sage in green
Milky Pique Polo T-Shirt sage in green Sale price$19.99 Regular price$24.95
Save 20%Milky baby animal track shorts in multi colour
Milky baby animal track shorts in multi colour Sale price$19.95 Regular price$24.99
Save 20%Milky baby animal track shorts in multi colour
Milky baby animal track shorts in multi colour Sale price$19.99 Regular price$24.99
Save 17%Milky navy spot rib bubbysuit in navy
Milky navy spot rib bubbysuit in navy Sale price$18.99 Regular price$22.95
Nature Baby Dreamland suit mini crescent moon mist print
Nature Baby drawstring pants in navy
Nature Baby drawstring pant in cork
Nature Baby stretch and gro flora print
Save 17%Fox & finch seaside bird t-shirt in blue
Fox & finch seaside bird t-shirt in blue Sale price$28.99 Regular price$34.95
Save 18%Fox & finch stretch Denim shorts indigo in blue
Fox & finch stretch Denim shorts indigo in blue Sale price$36.99 Regular price$44.95
Save 18%Fox & Finch clay crinkle romper clay in brown
Fox & Finch clay crinkle romper clay in brown Sale price$36.99 Regular price$44.95
Marquise Knitted Tights in Pink
Love to dream Swaddle up winter warm  3.5 tog in grey
Save 18%Fox & Finch crinkle romper in navy
Fox & Finch crinkle romper in navy Sale price$36.99 Regular price$44.95
Save 18%Bebe Izzy print woven romper in pink floral
Bebe Izzy print woven romper in pink floral Sale price$36.99 Regular price$44.95
Bebe pointelle cardigan in dusty pink
Save 18%Bebe Amelie floral playsuit Amelie print in pink
Bebe Amelie floral playsuit Amelie print in pink Sale price$36.99 Regular price$44.95
Save 13%Bobux Step Up zap sandal seashell shimmer in pink
Bobux Step Up zap sandal seashell shimmer in pink Sale price$69.95 Regular price$79.99
Save 17%Bobux Step Up cross jump sandal silver pearl + silver in silver
Save 18%Huxbaby Daisy rainbow frill bubble romper Rose in pink
Huxbaby Daisy rainbow frill bubble romper Rose in pink Sale price$36.95 Regular price$44.95
Toshi baby romper olly forest in green
Save 20%Toshi baby romper libby sunny in yellow
Toshi baby romper libby sunny in yellow Sale price$39.95 Regular price$49.95
Save 20%Toshi baby romper libby midnight in blue
Toshi baby romper libby midnight in blue Sale price$39.95 Regular price$49.95
Save 20%Toshi baby romper libby lilly in white
Toshi baby romper libby lilly in white Sale price$39.95 Regular price$49.95
Save 36%Toshi baby romper libby blush in pink
Toshi baby romper libby blush in pink Sale price$32.00 Regular price$49.99
Toshi baby romper jungle giants in brown
Toshi swim nappy dreamer in blue
Save 20%Huxbaby floral frill playsuit in floral green
Huxbaby floral frill playsuit in floral green Sale price$39.95 Regular price$49.95
On saleMilky Frill Sleeve Rib Tee in white
Milky Frill Sleeve Rib Tee in white Sale priceFrom $16.00 Regular price$19.99
Save 17%Milky Lotus Rib Bubbysuit in pink
Milky Lotus Rib Bubbysuit in pink Sale price$19.00 Regular price$22.99
Save 18%Milky daisy bloomer in blue
Milky daisy bloomer in blue Sale price$28.00 Regular price$33.99
Save 15%Milky grey fleck rib bubbysuit in grey
Milky grey fleck rib bubbysuit in grey Sale price$16.99 Regular price$19.99
Nature Baby Knotted Beanie Pointelle Natural in cream
Nature Baby Lambskin Booties Cinnamon in Brown
Nature Baby Lambskin Booties in cream
Save 20%Rock your baby My Generation Baby Tee in black
Rock your baby My Generation Baby Tee in black Sale price$28.00 Regular price$34.99
Nature Baby Pointelle Kimono Stretch and Gro in natural
Wilson & Frenchy Knitted Cable Bonnet - Oatmeal Melange
Save 21%Wilson & Frenchy Knitted Jacquard Jumper - Denim Fleck
Wilson & Frenchy Knitted Jacquard Jumper - Denim Fleck Sale price$55.00 Regular price$69.99
Save 18%Wilson & Frenchy Knitted Kimono Cardigan Oatmeal Melange