For pumping nipple balls often use Bicycle pump with a special needle. But it does not matter if it broke or its just not there at hand: with this work well covered by a normal Bicycle nipple off a rubber tube mounted with its threaded shank in the hole of the pump.
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Strange trail remains for these sleds, rapidly descending from the mountain: the impression is that someone drove on one ski. And only bends on the side added short stroke of the second...
You can’t do without a bottle
Plastic bottles are an excellent material for various DIY projects. They are especially widely used by gardeners and vegetable growers. Here are some useful ideas.
Cut plastic bottles...