Discover more like Big Brother & Big Sister T-Shirt

Make a sweet and memorable pregnancy announcement with Oti Marn's pregnancy announcement jumpers. Our big brother and big sister jumpers will look great in your pregnancy photos. Also includes little brother and little sister. White - 100% fleece lined cotton. Jumper is oversized. Thread Colours available: Gold /Brown /Grey /Navy Blue /Rose /Denim Blue Seen in the photos - rose and denim blue.

A lovely set of clothes for your big brother mouse. It is packed in a small metal suitcase so it is easy to dress up on the go or pack for a small trip.

The cutest way to announce your new addition Becoming a big brother or a big sister is so exciting so let your children share in that joy Round acrylic plaque - 18cm

Big Sister onesie, tee or toddler tee. Looks great with our matching Lil Sister" tee Super cute outfit for photoshoots with a sibling or for an announcement. Soft comfy cotton Generous sizing. Please select the size you would usually. See our customised item size chart for measurements.

A soft knitted sweater and hat for the cold wintertime. It will for sure keep your little friends warm. The sets fits the mice in size Big sister / Big brother.

Dress your big brother mouse or sister for a good night s sleep or a cosy pyjamas party with this pyjamas.

Beautiful soft black tee for kids to announce that they're going to be a big sister Make them feel special whether for a sibling announcement photo, or to surprise grandparents - a great way to feel included and part of the special time ahead. Printed on either AS Colour round neck tee, Blue Ink tee or a Gildan Youth round neck tee-shirt for a relaxed and casual fit with fresh white wording.

I'm Going To Be A Magical Big Sister announcement tshirt is a great gift for a unicorn lover. Yes we can personalise. Printed in New Zealand.

Vacation time. This set include all essential accessories for a fun day at the beach: trunks, goggles and a towel. It all fits the mice in size big brother/sister perfectly.

This "I'm going to be a big brother" tee is a popular way to make a sibling announcement Big bold print to show up in photos.

Beautiful soft grey tee for kids to announce that they're going to be a big brother Make them feel special whether for a sibling announcement photo, or to surprise grandparents - a great way to feel included and part of the special time ahead. Printed on either AS Colour round neck tee or a Gildan Youth round neck tee-shirt for a relaxed and casual fit with bold black wording.

A soft knitted sweater and hat for the cold wintertime. It will for sure keep your little friends warm. The sets fits the mice in size Big sister / Big brother.

Beautiful soft grey tee for kids to announce that they're going to be a big brother Make them feel special whether for a sibling announcement photo, or to surprise grandparents - a great way to feel included and part of the special time ahead. Printed on either AS Colour round neck tee or a Gildan Youth round neck tee-shirt for a relaxed and casual fit with teal wording.

Beautiful soft white tee for kids to announce that they're going to be a big brother Make them feel special whether for a sibling announcement photo, or to surprise grandparents - a great way to feel included and part of the special time ahead. Printed on either AS Colour round neck tee or a Gildan Youth round neck tee-shirt for a relaxed and casual fit with bold teal wording.

Beautiful quality, long back, cotton elastane T-shirts available in a range of colours with "Promoted to Big Brother" image on the front. Made to order, the turn around time on these shirts is usually 72 hours.

A Big Sister tee with optional custom text for a pregnancy announcement. Printed to order in New Zealand in your choice of size and colours.

Beautiful soft white tee for kids to announce that they're going to be a big sister Make them feel special whether for a sibling announcement photo, or to surprise grandparents - a great way to feel included and part of the special time ahead. Printed on either AS Colour round neck tee or a Gildan Youth round neck tee-shirt with bold fuchsia wording.

Our custom made I'm going to be a Big Sister tee is perfect for a photoshoot or announcement and comes in your choice of size and colour.

Beautiful quality, long back, cotton elastane T-shirts available in a range of 9 colours with "Promoted to Big Brother" image on the front. Made to order, the turn around time on these shirts is usually 72 hours.

Estimated Arrival: Late March 2025 Introducing Mimie, the sister mouse of LouiMax. She wears a red striped t-shirt and a denim skirt and also has magnets in her hands.

Maileg PRE-ORDER: If your order includes multiple items, your order will be shipped all together once all of the items in your order have arrived in our warehouse (estimated arrival times are displayed on each item). A soft knitted sweater and hat for the cold wintertime. It will for sure keep your little friends warm. The sets fits the mice in size Big sister / Big brother.

Beautiful soft black tee for kids to announce that they're going to be a big brother Make them feel special whether for a sibling announcement photo, or to surprise grandparents - a great way to feel included and part of the special time ahead. Printed on either AS Colour round neck tee, Blue Ink tee or a Gildan Youth round neck tee-shirt for a relaxed and casual fit with bold teal wording.

Beautiful soft black tee for kids to announce that they're going to be a big brother Make them feel special whether for a sibling announcement photo, or to surprise grandparents - a great way to feel included and part of the special time ahead. Printed on either AS Colour round neck tee, Blue Ink tee or a Gildan Youth round neck tee-shirt for a relaxed and casual fit with bold white wording.