Gloss isnt a popular option on wood. Mainly its satin or matt.
Bona, Junckers, Pallman, Granwax are all good products.
Osmo is an oil and can be applied quickly and easily and doesnt require the same skill of application as the above.
Its important to have the floor well sanded and if using a water based product to buff out any grain raising after the initial coat.
http://www.havwoodsaccessories.com/seals.htmlTry the above for supplies. All of their ranges are good quality products.