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Hoseay Kids Thermal Base Layer Set, 5-6 Years, White

£13.98 (as of 06/11/2026 10:05 GMT - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)

Hoseay model DDTZ-WT is a children’s thermal underwear set in white, sized 5-6 years. The two-piece set contains a long-sleeved top and trousers made from 92% polyester and 8% elastane, with a double-sided fleece lining. Check the height-based size chart for the selected option before choosing. Machine or hand wash, iron on low heat and hang to dry; do not dry clean or bleach.

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Not sure yet?Children’s Base Layer Sets Buyer GuideRead what to compare before you choose

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Price drop −17%Startseite Kids Thermal Base Layer Set, Grey, 10-12 Years (Size 28) Original price was: £16.99.Current price is: £13.99. (as of 06/11/2026 10:01 GMT - DetailsProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on Amazon at the time of purchase will apply to the purchase of this product.)View on Amazon

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Quick Summary

The Hoseay Kids Thermal Base Layer Set, 5-6 Years, White is a two-piece set of thermal underwear, model DDTZ-WT. It includes a long-sleeved top and trousers in white, made from a stretch fabric blend with a double-sided fleece lining.

Key Details

Detail Product information and buyer relevance
Brand and model Hoseay, DDTZ-WT.
Set contents One long-sleeved top and one pair of trousers.
Size and colour 5-6 years, white. Choose by height using the size chart for the selected option.
Fabric 92% polyester and 8% elastane, with a double-sided fleece lining.
Design The top has a half-high collar. The trousers have an elasticated waistband; the cuffs and hems have hemmed edges.

What to Compare Before Buying

Check the child’s height against the size chart for the chosen option. Measurements are manual and may vary by 1-2 cm, so allow for that when comparing measurements. Confirm that the white colour and two-piece set are the intended variant.

Compatibility, Size and Fit

The stated size is 5-6 years, and the size chart is based on height. The stretch fabric and elasticated waistband are design details, but they do not replace checking the garment measurements. Before relying on this as a base layer, consider how the top and trousers fit beneath the clothes intended to be worn over them.

Using It in Practice

For a practical fit check, have the child try the set with the intended outer layers. Check that the sleeves and trouser legs sit comfortably beneath them and that movement is not restricted. This helps assess the outfit together; it does not establish a temperature rating or suitability for particular weather.

Care, Cleaning and Storage

Machine or hand wash the set. Iron on a low heat setting and hang to dry. Do not dry clean or bleach.

Before You Decide

Check the selected size against the child’s height using the relevant chart, and confirm that the option is the white two-piece set. Follow the stated washing and drying instructions.

Brand

Hoseay

Manufacturer

Hoseay

Binding

Apparel

Product Group

Apparel

Part Number

DDTZ-WT

Model

DDTZ-WT

Color

White

Size

5-6 Years

Number Of Items

2

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