Kit advice

Kettlebells

One bell, many exercises — swings, goblet squats, deadlifts and carries.

A black cast-iron kettlebell standing on sand, casting a long shadow
Photo: Detlef Romeike, CC BY-SA 2.5

Cast iron or competition?

Cast-iron kettlebells get bigger as they get heavier and are the usual choice for home training. Competition kettlebells are made to one size whatever the weight, which keeps your technique consistent from bell to bell.

Choosing a weight

For swings and deadlifts — which use your strong hip and leg muscles — you'll usually handle more weight than for one-arm exercises. If you're new, learn the kettlebell deadlift with a moderate bell before you swing it.

Handle matters

A smooth, comfortable handle with enough room for both hands makes swings and goblet squats much more pleasant.

Options to compare

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  1. Cast-iron kettlebell

    The classic: durable, compact for its weight, and good for swings, deadlifts and goblet squats.

    • Smooth handle
    • Flat base

    Good for: Swings, deadlifts, goblet squats

    Watch out for: Can mark floors — use a mat

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  2. Vinyl-coated kettlebell

    A coated bell that is kinder to floors — often colour-coded by weight.

    • Thick, even coating
    • Weight clearly marked

    Good for: Indoor training, beginners

    Watch out for: Coatings can split if dropped often

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  3. Adjustable kettlebell

    Change the weight with plates or a dial, so one bell grows with you.

    • Secure locking mechanism
    • Comfortable handle

    Good for: Small spaces, progressing over time

    Watch out for: Check the locking mechanism every session

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