Monster High Fearbook Lagoona Blue Doll JML45

JML45: Monster High Fearbook Lagoona Blue is a doll set themed around marine biology, with a yearbook, lab accessories and a sea creature for imaginative play. The listing says the doll cannot stand alone, so a stand or other support may be needed for display.

At a glance

Marine biology-themed Fearbook set centred on Lagoona Blue.
Accessories include a yearbook, microscope, three specimen samples, vials and a fish anatomy chart.
Lagoona wears a mesh tee, jogger pants and boots, with a varsity jacket and lab goggles described in the listing.

Price

£25.49Save 15%

Reference price: ~~£29.99~~

Price checked: 13 Nov 2026

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Pros and cons

Pros

The themed accessories give children props for pretend marine-science and sea-creature care scenarios.
The package list includes several distinct lab items as well as a jacket and yearbook.

Cons

The doll cannot stand alone, which may limit unsupported shelf display.

Technical specifications

13 specifications

Identity
Brand	Mattel
Model	JML45
Character	Lagoona Blue
Figure type	Doll
Material	Plastic
Colour	Multicolor

Age and use
Recommended age	4 - 10 years
Age range description	4Y+
Assembly required	No
Manufacturer guarantee	2-year guarantee

Dimensions and installation
Dimensions listed	50 x 60 x 286 millimetres
Weight listed	0.75 Pounds

Origin
Country of origin	China

What to know before buying

The listed contents say colours and decorations may vary. The product description also calls the chart a fish anatomy chart and describes the food tin as being for feeding a kraken. Check the selected listing for the precise item presentation.

What’s in the box

Included

1 Lagoona Blue doll
1 jacket
1 yearbook
1 sea creature
1 food tin
1 microscope
1 set of vials
3 microscope specimens
1 chart

Who is it for?

A good fit for

Monster High fans who want a Lagoona Blue doll with a marine-science theme.
Children aged 4 to 10, matching the stated recommended age, who enjoy imaginative role-play with small themed accessories.

Less suited to

Buyers who need a doll that stands independently for display.

Monster High Fearbook Lagoona Blue Doll JML45 · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 10 ratings

5 stars74%74%
4 stars0%0%
3 stars26%26%
2 stars0%0%
1 star0%0%

Aggregate ratings lean positive, with most ratings in the five-star category, while a substantial minority are three-star. The small number of ratings limits what can be concluded about specific strengths or concerns. No written customer feedback is supplied, so these scores do not show whether buyers were commenting on the marine-science accessories, the doll or another aspect.

Frequently asked questions

What is included with the Lagoona Blue set?

The manufacturer contents list names one doll, jacket, yearbook, sea creature, food tin, microscope, set of vials, three microscope specimens and a chart.

Can the doll stand on its own?

No. The listing states that the doll cannot stand alone.

What age is this doll intended for?

The listing gives a recommended age of 4 to 10 years and an age range description of 4Y+.

Does the set require assembly?

The listing says assembly is not required.