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Sweet Siblings

Celebrate life's sweetest connections with our Sibling Collection! From matching brother-sister outfits to meaningful gifts and keepsakes, these pieces make every family moment picture-perfect. Perfect for welcoming a new baby and family photos!

19 Products
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Banana Split
Celebrate his new role in style! This light blue long-sleeve tee features "Big Brother" embroidery in playful lettering. Soft, comfy, and perfect for ... More
Celebrate his new role in style! This light blue long-sleeve tee featu...
$28.95 $28.95
Banana Split
A sweet way to show off her new title, this pink long-sleeve tee features ruffle hem detail and "Big Sister" embroidery. Soft and comfy and everyday p... More
A sweet way to show off her new title, this pink long-sleeve tee featu...
$28.95 $28.95
Wee Ones
Let her Lil Sister love shine with pride with this classic medium grosgrain hair bow with delicate a moonstitch edge. This bow is sure to stay in her ... More
Let her Lil Sister love shine with pride with this classic medium gros...
$14.50 $14.50
Wee Ones
Let her Big Sister love shine with pride with this classic medium grosgrain hair bow with delicate a moonstitch edge. This bow is sure to stay in her ... More
Let her Big Sister love shine with pride with this classic medium gros...
$18.50 $18.50
Wee Ones
Let her Big Sister love shine with pride with this classic medium grosgrain hair bow with delicate a moonstitch edge. This bow is sure to stay in her ... More
Let her Big Sister love shine with pride with this classic medium gros...
$18.50 $18.50
Wee Ones
Let her Lil Sister love shine with pride with this classic medium grosgrain hair bow with delicate a moonstitch edge. This bow is sure to stay in her ... More
Let her Lil Sister love shine with pride with this classic medium gros...
$14.50 $14.50
Wee Ones
Let her Little Sister love shine with pride with this classic "Lil Sis" printed mini grosgrain hair bow. This bow is sure to stay in her hair all day ... More
Let her Little Sister love shine with pride with this classic "Lil Sis...
$9.00 $9.00
Three Sisters
Celebrate her little sister status in style! This tan romper features ruffle cuffs and a sweet "lil sis" across the front. Soft, comfy, and perfect f... More
Celebrate her little sister status in style! This tan romper features ...
$32.95 $32.95
Magnolia Baby
Celebrate the newest family member with this sweet all-over printed footie. It's a perfect baby shower gift or beautiful way to announce the gender a... More
Celebrate the newest family member with this sweet all-over printed fo...
$38.95 $38.95
Magnolia Baby
Celebrate your newly-promoted big brother with the charming pajamas. Keep your little one snug and content as they slumber in the luxurious pajamas. T... More
Celebrate your newly-promoted big brother with the charming pajamas. K...
$36.95 $36.95
Magnolia Baby
The cheerful all-over print in delicate pink creates a charming look that will make her proud of her new role. This pajama set is a thoughtful gift f... More
The cheerful all-over print in delicate pink creates a charming look t...
$36.95 $36.95
$28.84 $26.95
Showing 1 - 19 of 19

The Sibling Collection at Macs and Milli celebrates family and togetherness. Find coordinating brother-sister outfits, sweet books, and thoughtful gifts for welcoming new babies or capturing precious family photos. Whether you're dressing your little ones for special occasions or everyday memories, these timeless pieces make every moment feel a little more magical. 

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