As Money Saving Expert Martin Lewis keeps saying, it’s easier to heat the person than to heat the home, and wrapping up in a onesie when you’re the only one home is more cost-effective than blasting out the heating. Before we recommend new products, we always ask our trusted Mumsnet users, of which there are more than seven million each month. That’s a lot of honest, impartial advice. Expert guidance

Our favourite features? Extra points go to this luxury onesie because if you’re on a video call, it could be mistaken for a chic top, meaning no colleagues need know that you’re cosy in your loungewear.

4. Best novelty onesie for women: Fleece Percy Pig Onesie

The Hush Elle Supersoft Henley onesie gets our vote. It’s chic, comfortable and stylish enough to wear on video calls, without your colleagues knowing you’re in loungewear. It’s also extremely soft and fans love it for everything from wearing it after giving birth to watching TV with friends. As Martin Lewis said, it’s easier to heat the person than the home, so if you’re home alone during the day, rather than spending money heating the whole house, it’s worth layering up in a onesie to conserve warmth. If you love M&S’s iconic pink pig as much as we do, this novelty onesie is the one to go for. Sure, you can’t wear it if you have video meetings, but it’s cute and fun, and you’ll smile every time you catch yourself in the mirror.

Many onesie fans note that they wear their pyjamas under their onesie when they’re lounging in the evening, so again, size up if this is your desire. Can adults wear onesies? Secondly, think about whether you want to wear pyjamas or thermals underneath your onesie, or just underwear. If you plan to wear clothes underneath it, size up. Our favourite features? Fans praise how soft and cosy it is, with many impressed by the bright colour, too.Firstly, do you want a hood? Many onesies come with novelty hoods with ears, while others have a simple hood. A hood makes your onesie extra warm and snuggly, though it does look more casual if you’re planning to wear it to keep warm while working from home.

Lastly, think about if you want a novelty onesie, that makes you look like a cute character, or if you prefer a more adult onesie. Are onesies pyjamas or loungewear? The zip reaches to just below the belly button, so this is easy to step in and out of, plus it has ankle cuffs to ensure you feel extra cosy. It has a snuggly hood too. The Hush onesie is expensive though, so for a more affordable option, Dunelm’s Teddy Bear Feather Soft Marl Onesie is an ultra-snuggly option. Do you wear anything under a onesie? That’s up to you! If it’s a thinner onesie, most people tend to just wear underwear underneath, but if you’re planning to wear clothes under your onesie to keep warm at home, remember to size up.The hood is good for chilly evenings too, and it’s easy to slip on and off, with a zip that reaches to the hips. Sure, you’ll look like you’re off to a teddy bear’s picnic in this super-soft onesie, but you’ll also be cosier than you’ve ever been. Our favourite features? Perfect for keeping warm at your desk, lounging in of an evening, or even using as nightwear, this is a versatile onesie that will see you right through winter. Look at the sleeves and ankles of your onesie. Many come with elasticated cuffs to keep you warm, but if you think you’ll find that annoying, opt for a looser fit onesie.

Fans say it’s fantastic to wear on top of pyjamas for an extra cosy layer, plus they praise it for staying just as fluffy when washed. One reviewer even noted it’s so cosy they don’t need to put the heating on - the ultimate praise when energy bills are soaring. Absolutely, there are endless options for onesies for adults, as shown in our edit of the best onesies for women. You can even buy matching onesies for the whole family, be it for Christmas, birthdays or family trips. How onesies can help cut heating bills Our favourite features? Not only is this women’s onesie ridiculously soft, it has cute ears on the hood and full length legs that are just begging to be worn with booty slippers to complete the outfit. Heated gilets are another option for warming just yourself rather than spending money heating the whole house during the day. Sizes: XXS - XL | Colours: Navy | Materials: 79% Lenzing™ Ecovero™ Viscose, 19% Polyester, 2% Elastane Reasons to buy

How onesies can help cut heating bills

Our Swears By edits are compiled by journalists with expertise in the areas they’re writing about. To help ensure we give the best, most accurate and trustworthy recommendations, they follow several steps when choosing products. Recommendations from real parents