The breed most likely to ask for your arms
If any breed was designed to answer this question with a yes, it is the Siamese. These cats are intensely social, famously vocal, and oriented toward their people to a degree that surprises owners used to more independent cats. Many Siamese ride on shoulders, burrow into laps the instant one forms, sleep under the covers, and follow their person from room to room narrating the whole trip. Being picked up by a familiar person is usually welcomed — sometimes demanded with a paw on the leg and a pointed stare — because for a Siamese, physical contact is simply how the relationship works.
Even a Siamese has terms and conditions
Enjoyment is not unlimited availability. A Siamese deep in play, watching birds through glass, or carrying a toy around while singing to it may squirm out of a cuddle to finish her business, then return two minutes later expecting your full attention. Overhandling a wound-up Siamese can tip into overstimulated swatting, so watch for the tail beginning to thump and the ears rotating while she is in your arms. The breed's intelligence cuts both ways: a Siamese who learns that arms mean confinement at nail-trimming time will audit every pick-up for a while afterwards.
Holding a cat who throws herself at you
Support still matters, even when the cat volunteers. Siamese are slender and long, so scoop under the chest and hindquarters rather than grabbing around the middle, and let her rearrange herself into her preferred position — many settle along one forearm or up against a shoulder. Because she will seek cuddles from everyone, teach children to sit and let her climb onto them rather than carrying her around, and make sure visitors know that the cat draped over their shoulders is normal Siamese behaviour, not a problem to solve.
Meeting the social appetite behind the cuddling
The demand for arms is really a demand for company, and a Siamese left alone and unentertained all day may become clingy, loud, or destructive in the evenings. Interactive play, food puzzles, a perch by a busy window, and honest daily conversation all feed the same need. Some owners find a second cat transforms a demanding Siamese into a contented one. Plan cover for holidays carefully: this is not a breed a neighbour can simply feed twice a day, because the feeding is the least of what she expects from people.
She will negotiate, out loud
Expect commentary throughout any cuddle. A contented Siamese produces a low, conversational murmur; a Siamese who has decided the session is over escalates in volume and wriggle together, which makes her unusually honest to read. Use that voice as information rather than background noise. Owners who respond to the early, polite requests — a shift, a pointed look, a single complaint — raise cats who stay relaxed in arms, because the cat has learned that asking works and there is no need to escalate. Pairs of Siamese also cuddle each other extensively, so a household with two may find the cats arriving in laps as a package deal, one draped across the other.
That is why handing her social routine to whoever is looking after her matters so much, and KinsLe Messenger keeps every conversation about her — sitter, family, and services — in one per-pet communications hub.