Best Holy Mackerel Blank Greeting Cards of 2026

The Holy Mackerel Card is a delightful 15cm square greeting card designed by UK artist Erica Sturla. Its bright and fun design makes it perfect for brightening someone's day, whether on its own or alongside a birthday gift. The card is blank inside, allowing you to personalise your message. With its glossy exterior and matt interior, it’s easy to write on with most pens. Plus, it comes with a quality coloured envelope and is packaged sustainably, minimising your postage costs.

The Holy Mackerel Photo Card measures 12.6 x 17.7cm, making it a perfect size for sending heartfelt messages. It is blank inside, allowing you to personalise your greetings as you wish. Printed in the UK on heavy quality board from sustainable sources, you can feel good about your purchase. Additionally, the card features a date and brief description of the photo on the reverse, providing a charming touch of nostalgia. It comes with a contemporary grey envelope, ensuring it looks elegant when presented.

The Holy Mackerel Greeting Card from artist Erica Sturla’s "The Full Montage" range is a delightful choice for anyone who enjoys knitting and crochet themes. Its 15cm square size helps you save on postage costs, making it easy and affordable to send through Royal Mail letter post. The card is blank inside, allowing you to personalise your own message for that special touch. With a glossy finish on the outside and a matt, pen-friendly inside, you can write comfortably and clearly, making it perfect for heartfelt notes.

The Holy Mackerel Greeting Card, designed by artist Erica Sturla, is a charming choice to brighten someone's day with its unique burlesque-themed polymer clay character image. Its 15cm square size keeps postage costs low, making it easy and affordable to send through Royal Mail letter post. The card is blank inside, giving you the freedom to write your own personal message for any occasion. The glossy finish on the outside ensures a striking look, while the matt, uncoated inside is perfect for writing with most pens, offering both style and practicality.

The Holy Mackerel Birthday Card is a charming choice for anyone who enjoys music-themed designs. Created by UK artist Erica Sturla, it makes a lovely gift on its own or a thoughtful addition to your birthday presents. The card's 15cm square size helps you save on postage costs as it fits through Royal Mail letter post. Inside, the card is blank, giving you the freedom to write your own personal message. With a glossy finish outside and a matt, easy-to-write-on interior, it’s practical and stylish for any birthday occasion.

The Holy Mackerel Photo Card is a charming vintage black and white card featuring a nostalgic schoolyard choir image, perfect for brightening someone's day on any special occasion. It comes with a classic grey envelope and is wrapped in a biodegradable bag, making it an eco-friendly choice for you. The card’s size is ideal for affordable Royal Mail letter postage, helping you save on sending costs. Inside, it is blank and matt, giving you the freedom to write your own personal message with ease.

The Holy Mackerel Card is a delightful way to celebrate someone's achievement with a bright design by London artist Rosie Brooks. Its 15cm square size makes it perfect for Royal Mail letter post, helping you minimise postage costs. With a blank interior, you can personalise your message, ensuring it feels special. The card features a glossy finish on the outside and a matte, uncoated surface inside, making it easy for you to write with most pen types. It comes with a quality coloured envelope and is wrapped in a biodegradable bag for added protection.

The Under The Glitterball Card is a delightful addition to Holy Mackerel's "The Full Montage" range. This card is blank inside, allowing you to personalise your message for any occasion. Measuring 150mm square when folded, it provides ample space for your thoughts. Each card comes with a colour-matched envelope, making it easy to send in style. Plus, it is printed in the UK on board sourced from sustainable materials, ensuring you make an eco-friendly choice.

The Holy Mackerel Retro Card showcases a striking black and white photograph of Marilyn Monroe, perfect for any occasion. Measuring 125 x 175mm when folded, it is a convenient size for mailing or gifting. You can choose between a red or grey envelope, adding a personal touch to your card. It is blank inside, allowing you to customise your message for the recipient, making it ideal for heartfelt notes. Plus, it is printed in the UK on board sourced from sustainable materials, so you can feel good about your purchase.